RFR: 8308453: Convert JKS test keystores in test/jdk/javax/net/ssl/etc to PKCS12 [v12]

[Kevin Driver]

> JDK-8308453: JSSE regression test keystore migration from JKS to PKCS12

Kevin Driver 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 19 additional commits since the last revision:

 - Merge branch 'master' of github.com:openjdk/jdk into 8308453
 - code review comments
 - fix indenting and wildcard imports
 - change getInstance to not require keystore type
 - revert files
 - Security Manager won't let you explicitly set the type here for some
   reason
 - additional updates to explicitly use PKCS12
 - Merge branch 'master' of github.com:openjdk/jdk into 8308453
 - update keystore/truststore type for more dependent tests
 - password for the keystore wasn't being set automatically by the test harness; set it explicitly
 - ... and 9 more: https://git.openjdk.org/jdk/compare/832533c6...a3856ce9

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/16159/files
  - new: https://git.openjdk.org/jdk/pull/16159/files/59aaba72..a3856ce9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16159&range=11
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16159&range=10-11

  Stats: 35943 lines in 1369 files changed: 18268 ins; 6706 del; 10969 mod
  Patch: https://git.openjdk.org/jdk/pull/16159.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16159/head:pull/16159

PR: https://git.openjdk.org/jdk/pull/16159