[jdk20u] RFR: 8301123: Enable Symbol refcounting underflow checks in PRODUCT

[Calvin Cheung]

8301123: Enable Symbol refcounting underflow checks in PRODUCT

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Commit messages:
 - Backport fccf818972f15bc4f69ce9566b5cd4b7e7777107

Changes: https://git.openjdk.org/jdk20u/pull/12/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk20u&pr=12&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8301123
  Stats: 14 lines in 2 files changed: 7 ins; 6 del; 1 mod
  Patch: https://git.openjdk.org/jdk20u/pull/12.diff
  Fetch: git fetch https://git.openjdk.org/jdk20u pull/12/head:pull/12

PR: https://git.openjdk.org/jdk20u/pull/12