RFR: 8336036: Record equals Javadoc is incorrect for floating-point types

[Chen Liang]

Fixes to Javadoc's default documentation on record classes, that all primitives are compared as if with their wrapper classes' `compare` method by default.

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Commit messages:
 - Fix tests
 - only link tags get escaped
 - tests
 - corresponding
 - 8336036: Record equals Javadoc is incorrect for floating-point types

Changes: https://git.openjdk.org/jdk/pull/20129/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=20129&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8336036
  Stats: 13 lines in 2 files changed: 6 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk/pull/20129.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20129/head:pull/20129

PR: https://git.openjdk.org/jdk/pull/20129