RFR: 8283402: Update to gcc 11.2 on Linux [v3]

Sat Jun 25 13:34:07 UTC 2022

> This patch updates the compiler to gcc 11.2 on Linux, in order to match JDK 17 -- see [JDK-8283057](https://bugs.openjdk.java.net/browse/JDK-8283057).
> 
> I ran a full build and test, including media and WebKit.

Kevin Rushforth has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains three commits:

 - Merge branch 'master' into 8283402-gcc-11.2
 - Merge branch 'master' into 8283402-gcc-11.2
 - 8283402: Update to gcc 11.2 on Linux

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Changes: https://git.openjdk.org/jfx/pull/761/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=761&range=02
  Stats: 6 lines in 3 files changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/jfx/pull/761.diff
  Fetch: git fetch https://git.openjdk.org/jfx pull/761/head:pull/761

PR: https://git.openjdk.org/jfx/pull/761