[jdk21u-dev] RFR: 8345668: ZoneOffset.ofTotalSeconds performance regression

[Goetz Lindenmaier]

I backport this for parity with 21.0.11-oracle.

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Commit messages:
 - Backport 9a60f4457bb56d0f5039a97e6b943e62a8a2c3ee

Changes: https://git.openjdk.org/jdk21u-dev/pull/2510/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2510&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8345668
  Stats: 31 lines in 3 files changed: 22 ins; 0 del; 9 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2510.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2510/head:pull/2510

PR: https://git.openjdk.org/jdk21u-dev/pull/2510