RFR: 8356192: Enable AOT code caching only on supported platforms [v2]

[Vladimir Kozlov]

> @TheRealMDoerr reported failures in `runtime/cds/appcds` testing on PPC64 after [JDK-8350209](https://bugs.openjdk.org/browse/JDK-8350209) integration.
> 
> AOT code caching should be limited to supported platforms: x64 and aarch64.
> 
> Testing: GHA

Vladimir Kozlov has updated the pull request incrementally with one additional commit since the last revision:

  Limit platforms to run AOTCode test

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/25158/files
  - new: https://git.openjdk.org/jdk/pull/25158/files/6241b222..0394bbc6

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=25158&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=25158&range=00-01

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/25158.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25158/head:pull/25158

PR: https://git.openjdk.org/jdk/pull/25158