RFR: 8294985: SSLEngine throws IAE during parsing of X500Principal [v28]

[Kevin Driver]

> Fixes: [JDK-8294985](https://bugs.openjdk.org/browse/JDK-8294985)

Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:

  test case now catching the proper variety of SSLException (the message is now correct)

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Changes:
  - all: https://git.openjdk.org/jdk/pull/13466/files
  - new: https://git.openjdk.org/jdk/pull/13466/files/78ad62aa..6f8021f7

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=13466&range=27
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=13466&range=26-27

  Stats: 40 lines in 1 file changed: 9 ins; 3 del; 28 mod
  Patch: https://git.openjdk.org/jdk/pull/13466.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13466/head:pull/13466

PR: https://git.openjdk.org/jdk/pull/13466