RFR: 8299075: TestStringDeduplicationInterned.java fails because extra deduplication [v2]

[Stefan Karlsson]

> The tests assumes that some strings have not been deduplicated and checks for that. Unfortunately, we can have concurrently triggered GCs that invalidate those checks. I kept the call sites to show the intention of the test, but then I added a comment explaining why those checks are invalid.

Stefan Karlsson has updated the pull request incrementally with one additional commit since the last revision:

  Review kim

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/14005/files
  - new: https://git.openjdk.org/jdk/pull/14005/files/ea47391b..8e28179d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14005&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14005&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14005.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14005/head:pull/14005

PR: https://git.openjdk.org/jdk/pull/14005