More updates for release 3.11

Author: xavierleroy

doc/index.html

@@ -25,11 +25,11 @@
 
 <H1 align="center">The CompCert verified compiler</H1>
 <H2 align="center">Commented Coq development</H2>
-<H3 align="center">Version 3.10, 2021-11-19</H3>
+<H3 align="center">Version 3.11, 2022-06-27</H3>
 
 <H2>Introduction</H2>
 
-<P>CompCert is a compiler that generates PowerPC, ARM, RISC-V and x86 assembly
+<P>CompCert is a compiler that generates ARM, PowerPC, RISC-V and x86 assembly
 code from CompCert C, a large subset of the C programming language.
 The particularity of this compiler is that it is written mostly within
 the specification language of the Coq proof assistant, and its