[jdk13u-dev] RFR: 8275082: Update XML Security for Java to 2.3.0

[Yuri Nesterenko]

The cumulative fix prepared for 15u applies here perfectly (thus, a fix "Catching a few NumberFormatExceptions" backported in full).

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Commit messages:
 - Backport 2c31a1735d5b8646ed8984a5475d5c8c9c91c19d

Changes: https://git.openjdk.java.net/jdk13u-dev/pull/322/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=322&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8275082
  Stats: 413 lines in 33 files changed: 63 ins; 267 del; 83 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/322.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/322/head:pull/322

PR: https://git.openjdk.java.net/jdk13u-dev/pull/322