[jdk13u-dev] Integrated: 8238448: RSASSA-PSS signature verification fail when using certain odd key sizes

[Yuri Nesterenko]

Clean backport. All relevant tests pass.

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Commit messages:
 - Backport c103a1bb697db760c4e46fbdf764b3ea5f91a69d

Changes: https://git.openjdk.java.net/jdk13u-dev/pull/296/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=296&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8238448
  Stats: 42 lines in 3 files changed: 17 ins; 2 del; 23 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/296.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/296/head:pull/296

PR: https://git.openjdk.java.net/jdk13u-dev/pull/296