RFR: 8184352: Remove Sun provider information from KeyPairGenerator javadoc [v2]

[Ben Perez]

> Removed algorithm-specific information from `KeyPairGenerator` class description and instead linked out to the Sun Provider documentation

Ben Perez has updated the pull request incrementally with one additional commit since the last revision:

  Changed wording

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Changes:
  - all: https://git.openjdk.org/jdk/pull/23280/files
  - new: https://git.openjdk.org/jdk/pull/23280/files/e718712a..596a2ef5

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=23280&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=23280&range=00-01

  Stats: 4 lines in 1 file changed: 0 ins; 1 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/23280.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23280/head:pull/23280

PR: https://git.openjdk.org/jdk/pull/23280