RFR: 8346468: SM cleanup of common test library [v4]

[Roger Riggs]

> SM Cleanup of common test library test/lib/...:
> 
> Remove unnecessary catches of SecurityException
> Remove AccessController and doPrivileged from SimpleSSLContext and ProcessTools.

Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:

  Removal of SuppressWarning("removal")

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/22814/files
  - new: https://git.openjdk.org/jdk/pull/22814/files/ee8aefc3..11803568

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=22814&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=22814&range=02-03

  Stats: 2 lines in 2 files changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/22814.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22814/head:pull/22814

PR: https://git.openjdk.org/jdk/pull/22814