[jdk22u] RFR: 8324933: ConcurrentHashTable::statistics_calculate synchronization is expensive

[Sean Coffey]

Clean backport to jdk22u. Already ported to jdk21u-oracle

hs-tier1, hs-tier2, hs-tier3 tests are green

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Commit messages:
 - Backport 0e2fdc95ae47c11e6a1e47cdc6190268e29a9d9c

Changes: https://git.openjdk.org/jdk22u/pull/154/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk22u&pr=154&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8324933
  Stats: 20 lines in 1 file changed: 8 ins; 1 del; 11 mod
  Patch: https://git.openjdk.org/jdk22u/pull/154.diff
  Fetch: git fetch https://git.openjdk.org/jdk22u.git pull/154/head:pull/154

PR: https://git.openjdk.org/jdk22u/pull/154