RFR: 8346050: Update BuildTestLib.gmk to build whole testlibrary [v2]

[Leonid Mesnik]

> The fix add remaining classes to the testlibrary jar and fix some warnings in security-related classes.

Leonid Mesnik has updated the pull request incrementally with one additional commit since the last revision:

  Update make/test/BuildTestLib.gmk
  
  Co-authored-by: Erik Joelsson <37597443+erikj79 at users.noreply.github.com>

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Changes:
  - all: https://git.openjdk.org/jdk/pull/23525/files
  - new: https://git.openjdk.org/jdk/pull/23525/files/8afdb494..fad9ad2d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=23525&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=23525&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/23525.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23525/head:pull/23525

PR: https://git.openjdk.org/jdk/pull/23525