build: Fix compiling with GCC 11

[hebasto]

Currently (a8dbc01), building the qt package in depends with GCC 11 fails:

$ gcc --version
gcc (Ubuntu 11.1.0-1ubuntu1~21.04) 11.1.0
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

$ make -C depends qt
...
In file included from ../../include/QtQml/5.12.11/QtQml/private/qv4propertykey_p.h:1,
                 from ../../include/QtQml/5.12.11/QtQml/private/../../../../../src/qml/jsruntime/qv4internalclass_p.h:56,
                 from ../../include/QtQml/5.12.11/QtQml/private/qv4internalclass_p.h:1,
                 from ../qml/jsruntime/qv4value_p.h:59,
                 from ../qml/jsruntime/qv4managed_p.h:54,
                 from ../qml/jsruntime/qv4engine_p.h:54,
                 from ../qml/jsruntime/qv4engine.cpp:39:
../../include/QtQml/5.12.11/QtQml/private/../../../../../src/qml/jsruntime/qv4propertykey_p.h: In member function ‘uint QV4::PropertyKey::asArrayIndex() const’:
../../include/QtQml/5.12.11/QtQml/private/../../../../../src/qml/jsruntime/qv4propertykey_p.h:116:73: error: ‘numeric_limits’ is not a member of ‘std’
  116 |     uint asArrayIndex() const { return (isManaged() || val == 0) ? std::numeric_limits<uint>::max() : static_cast<uint>(val & 0xffffffff); }
      |                                                                         ^~~~~~~~~~~~~~
../../include/QtQml/5.12.11/QtQml/private/../../../../../src/qml/jsruntime/qv4propertykey_p.h:116:92: error: expected primary-expression before ‘>’ token
  116 |     uint asArrayIndex() const { return (isManaged() || val == 0) ? std::numeric_limits<uint>::max() : static_cast<uint>(val & 0xffffffff); }
      |                                                                                            ^
../../include/QtQml/5.12.11/QtQml/private/../../../../../src/qml/jsruntime/qv4propertykey_p.h:116:95: error: ‘::max’ has not been declared; did you mean ‘std::max’?
  116 |     uint asArrayIndex() const { return (isManaged() || val == 0) ? std::numeric_limits<uint>::max() : static_cast<uint>(val & 0xffffffff); }
      |                                                                                               ^~~
      |                                                                                               std::max

This is similar to the bitcoin/bitcoin#22186.

[hebasto]

Guix builds

$ find guix-build-$(git rev-parse --short=12 HEAD)/output/ -type f -print0 | env LC_ALL=C sort -z | xargs -r0 sha256sum
c0684cd08e5ce683e4926c5b56d2b2e0b45b2bac8d825b8f8b4c9c678089fe30  guix-build-26ce35fbe0d1/output/aarch64-linux-gnu/SHA256SUMS.part
94ef85669719d98eb9895fa6fb25053d117d3b3a93baaf77d214b1c9d32b583a  guix-build-26ce35fbe0d1/output/aarch64-linux-gnu/bitcoin-26ce35fbe0d1-aarch64-linux-gnu-debug.tar.gz
d61585bf9aaf6b47bbd82e6f08f99e37ca567d5fc39462c3c1dccb3eb3ece276  guix-build-26ce35fbe0d1/output/aarch64-linux-gnu/bitcoin-26ce35fbe0d1-aarch64-linux-gnu.tar.gz
b192626abf33c28173a3fc4cb1dbf25b9740a85192b15557b019dbf2a56e635a  guix-build-26ce35fbe0d1/output/arm-linux-gnueabihf/SHA256SUMS.part
ebb2e09fbcd7a913651acdec8b9667e13010c9d66453a300dad63962a320a790  guix-build-26ce35fbe0d1/output/arm-linux-gnueabihf/bitcoin-26ce35fbe0d1-arm-linux-gnueabihf-debug.tar.gz
2d2e896907554a3ad8a6c7b78872bf72687f2d83b8e0ff1ab6ea47115ccef39a  guix-build-26ce35fbe0d1/output/arm-linux-gnueabihf/bitcoin-26ce35fbe0d1-arm-linux-gnueabihf.tar.gz
2e903af607b2f7510de05ba45814aa620da2fbb21e146b5bbcfa2b4c2649d5b4  guix-build-26ce35fbe0d1/output/dist-archive/bitcoin-26ce35fbe0d1.tar.gz
443133a4304d47d888773ac41b72f5294230e5f4a43bab222dfa9417a6db7f69  guix-build-26ce35fbe0d1/output/powerpc64-linux-gnu/SHA256SUMS.part
20205c11c3cdc00f8af99bdbc3f4b87a22e6ad9a3368b81a808d4f0ce4f18423  guix-build-26ce35fbe0d1/output/powerpc64-linux-gnu/bitcoin-26ce35fbe0d1-powerpc64-linux-gnu-debug.tar.gz
291eadc926c0223fde0472eac67c83a433951bbe36babac52ad51b071a2b057b  guix-build-26ce35fbe0d1/output/powerpc64-linux-gnu/bitcoin-26ce35fbe0d1-powerpc64-linux-gnu.tar.gz
53212fd5c8d788e18e5d264026e5497db2ee2432565fe9fda1a3f230fc2ca1c4  guix-build-26ce35fbe0d1/output/powerpc64le-linux-gnu/SHA256SUMS.part
f7228d3a96931aad505578cdcc3a2a91f96ea24bbf9e845e268bc97199627ec6  guix-build-26ce35fbe0d1/output/powerpc64le-linux-gnu/bitcoin-26ce35fbe0d1-powerpc64le-linux-gnu-debug.tar.gz
5eab1ac68f56dc8d99927e33d303ce7055f6bdcf99b42e7ef0e844509af586ee  guix-build-26ce35fbe0d1/output/powerpc64le-linux-gnu/bitcoin-26ce35fbe0d1-powerpc64le-linux-gnu.tar.gz
0422937387ed464d15fec072d284577fb9d2791b0b2fee30b9d9091e853f3690  guix-build-26ce35fbe0d1/output/riscv64-linux-gnu/SHA256SUMS.part
bd451b9fbab3fbfe86dd9339698c3a49ecfcbb1f00bfe2eaeb01da6c5e336ede  guix-build-26ce35fbe0d1/output/riscv64-linux-gnu/bitcoin-26ce35fbe0d1-riscv64-linux-gnu-debug.tar.gz
ded4bfd27a93399bf6fd1836de78f151ddbcab819bdff0e9b6e9c46fad8ee561  guix-build-26ce35fbe0d1/output/riscv64-linux-gnu/bitcoin-26ce35fbe0d1-riscv64-linux-gnu.tar.gz
3a1d286253a4efb611a46326167b5b5ca1ed06219ba53b21c6ba74e7cee66cd6  guix-build-26ce35fbe0d1/output/x86_64-apple-darwin19/SHA256SUMS.part
aa10749708a69a882a2ec4eee8aa28eda1fee8c506d038651e715d96a96117c8  guix-build-26ce35fbe0d1/output/x86_64-apple-darwin19/bitcoin-26ce35fbe0d1-osx-unsigned.dmg
26e453c815f70a0b19417d1438859a7f7aa8334dbc816ec1f339bab3eaf8370f  guix-build-26ce35fbe0d1/output/x86_64-apple-darwin19/bitcoin-26ce35fbe0d1-osx-unsigned.tar.gz
d8d8fec0ed6cc2bd57621dcdee1d3e2d8b576def50eba0b4365c4682e9f45f17  guix-build-26ce35fbe0d1/output/x86_64-apple-darwin19/bitcoin-26ce35fbe0d1-osx64.tar.gz
d4adf17bf7401acc3c8b0d4efe5a4712ce33e8fb685d2b9734a1ee728e5606f4  guix-build-26ce35fbe0d1/output/x86_64-linux-gnu/SHA256SUMS.part
06a2bd6d644012c8580d936fa0dbda3a2c5c9cffb9536655deff8e2abe142eef  guix-build-26ce35fbe0d1/output/x86_64-linux-gnu/bitcoin-26ce35fbe0d1-x86_64-linux-gnu-debug.tar.gz
51c73b1d32e7e7ef00b3642514107d440ec01ff40bbdd5263cf5d1d332e12f4f  guix-build-26ce35fbe0d1/output/x86_64-linux-gnu/bitcoin-26ce35fbe0d1-x86_64-linux-gnu.tar.gz
693fb029cbe3804a4580b2290c0d4cb06972c8782f026b47f899352a1acca55d  guix-build-26ce35fbe0d1/output/x86_64-w64-mingw32/SHA256SUMS.part
e6342c05e9f182957b6093926f87ac77da320afb476df981bc234f74d8a4d70c  guix-build-26ce35fbe0d1/output/x86_64-w64-mingw32/bitcoin-26ce35fbe0d1-win-unsigned.tar.gz
1f96781a225679e5938d98dafa92d92d388d0eb4f8d5d94dc73da7aa0dd280d5  guix-build-26ce35fbe0d1/output/x86_64-w64-mingw32/bitcoin-26ce35fbe0d1-win64-debug.zip
d1f2c4d01a5ee8a764861226d271b97d24124a69bc45c18527322736e5f2bf53  guix-build-26ce35fbe0d1/output/x86_64-w64-mingw32/bitcoin-26ce35fbe0d1-win64-setup-unsigned.exe
e91b9e867774470a08c42d385cdb55a95e0c340f3a755bde0543eef5bf32e3a2  guix-build-26ce35fbe0d1/output/x86_64-w64-mingw32/bitcoin-26ce35fbe0d1-win64.zip

[promag]

utACK 26ce35f. Including <limits> should fix error in OP.

[hebasto]

Effectively dropped in #121.