RFR: 8356633: Incorrect use of {@link} in jdk.jshell

[Nizar Benalla]

Please review this patch to fix some javadoc bugs.

TIA

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Commit messages:
 - (C)
 - fix incorrect `@link` tags

Changes: https://git.openjdk.org/jdk/pull/25285/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=25285&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8356633
  Stats: 4 lines in 2 files changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk/pull/25285.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25285/head:pull/25285

PR: https://git.openjdk.org/jdk/pull/25285