RFR: 8360554: Use the title from the JSON RFC for the @spec tag

[Naoto Sato]

A minor doc fix. Avoiding @spec reference clash in the doc build

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Commit messages:
 - initial commit

Changes: https://git.openjdk.org/jdk/pull/25985/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=25985&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8360554
  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/25985.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25985/head:pull/25985

PR: https://git.openjdk.org/jdk/pull/25985