RFR: 8270814: ProblemList the failing serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitor* tests

[David Holmes]

Two tests have started failing regularly in our CI testing, and also in GHA, so I'm ProblemListing them until the issue can be resolved.

Thanks,
David

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

Commit messages:
 - Added linux-x86 as test fails in GHA
 - 8270814: ProblemList the failing serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitor* tests

Changes: https://git.openjdk.java.net/jdk/pull/4804/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4804&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8270814
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4804.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4804/head:pull/4804

PR: https://git.openjdk.java.net/jdk/pull/4804