[jdk17u-dev] RFR: 8283057: Update GCC to version 11.2.0 for Oracle builds on Linux

[Goetz Lindenmaier]

I backport this for parity with 17.0.8-oracle.

-------------

Commit messages:
 - Backport 8384ac4ed3eaaa18998ab88e1ca36358c212e699

Changes: https://git.openjdk.org/jdk17u-dev/pull/1323/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1323&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8283057
  Stats: 17 lines in 4 files changed: 9 ins; 0 del; 8 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1323.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1323/head:pull/1323

PR: https://git.openjdk.org/jdk17u-dev/pull/1323