RFR: 8351354: Enhance java -XshowSettings:security:tls to show enabled TLS groups and signature algorithms [v2]

[Matthew Donovan]

> In this PR I added TLS groups and signature algorithms to the output of the show settings flag. The values are printed in a single column, like the cipher suites. There can be a lot of values so putting on a single line is ugly. I tried putting them in columns, but it is hard to read.

Matthew Donovan has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - removed unused import, updated tools/launcher/Settings.java test
 - Merge branch 'master' into secsettings
 - 8351354: Enhance java -XshowSettings:security:tls to show enabled TLS groups and signature algorithms

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/24424/files
  - new: https://git.openjdk.org/jdk/pull/24424/files/2e8aee5f..b695a812

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24424&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24424&range=00-01

  Stats: 573270 lines in 7287 files changed: 254953 ins; 271904 del; 46413 mod
  Patch: https://git.openjdk.org/jdk/pull/24424.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24424/head:pull/24424

PR: https://git.openjdk.org/jdk/pull/24424