[jdk18u] RFR: 8282170: JVMTI SetBreakpoint metaspace allocation test

[Aleksey Shipilev]

Clean backport to improve testing.

Additional testing:
 - [x] Linux x86_64 fastdebug, affected test passes
 - [x] Linux x86_64 release, affected test passes

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Commit messages:
 - Backport 7b91bbba82e871edaf133343415e254972c6ddc7

Changes: https://git.openjdk.java.net/jdk18u/pull/117/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk18u&pr=117&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8282170
  Stats: 193 lines in 2 files changed: 193 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk18u/pull/117.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk18u pull/117/head:pull/117

PR: https://git.openjdk.java.net/jdk18u/pull/117