[jdk21u] RFR: 8312395: Improve assertions in growableArray

[Matthias Baesken]

8312395: Improve assertions in growableArray

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Commit messages:
 - Backport b772e67e2929afd9f9d6a4b08713e41f891667c0

Changes: https://git.openjdk.org/jdk21u/pull/25/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=25&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8312395
  Stats: 12 lines in 1 file changed: 0 ins; 0 del; 12 mod
  Patch: https://git.openjdk.org/jdk21u/pull/25.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/25/head:pull/25

PR: https://git.openjdk.org/jdk21u/pull/25