[jdk11u-dev] RFR: 8163498: Many long-running security libs tests

[Goetz Lindenmaier]

I backport this test-only change for parity with 11.0.17-oracle.
Clean except for Copyright in test/jdk/sun/security/tools/keytool/fakegen/java.base/sun/security/rsa/RSAKeyPairGenerator.java

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Commit messages:
 - Backport d2bd499222382e44d849b4884e72d2c9117895ed

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/1090/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=1090&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8163498
  Stats: 185 lines in 5 files changed: 159 ins; 9 del; 17 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/1090.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/1090/head:pull/1090

PR: https://git.openjdk.java.net/jdk11u-dev/pull/1090