[jdk23] Integrated: 8337831: Remove EA from the JDK 23 version string with first RC promotion

[Daniel D. Daugherty]

A trivial fix to remove EA from the JDK 23 version string with first RC promotion.

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Commit messages:
 - 8337831: Remove EA from the JDK 23 version string with first RC promotion

Changes: https://git.openjdk.org/jdk/pull/20481/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=20481&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8337831
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/20481.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20481/head:pull/20481

PR: https://git.openjdk.org/jdk/pull/20481