Enable `macho` module when running tests #1025

Job	Run time
macosx-build	2m 6s
bazel-build	1m 20s
mingw-build (--host=x86_64-w64-mingw32)	1m 42s
bigendian	11m 24s
mingw-build (--host=i686-w64-mingw32)	1m 17s
standard-build (--enable-debug --enable-cuckoo --enable-magic --enable-macho --enable-pb-tests --...	2m 26s
standard-build (--enable-debug --enable-profiling --enable-cuckoo --enable-magic --enable-macho -...	2m 23s
	22m 38s

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