[jdk17u-dev] RFR: 8281658: Add a security category to the java -XshowSettings option

[Andrew Lu]

I backport this for parity with 17.0.11-oracle.

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

Commit messages:
 - Backport 2e12a123c9955b7360fd752a6a33d59b6271c5af

Changes: https://git.openjdk.org/jdk17u-dev/pull/2380/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2380&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8281658
  Stats: 316 lines in 5 files changed: 312 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2380.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2380/head:pull/2380

PR: https://git.openjdk.org/jdk17u-dev/pull/2380