[jdk11u-dev] RFR: 8320597: RSA signature verification fails on signed data that does not encode params correctly [v2]

[Alexey Bakhtin]

> Almost clean backport from [JDK17 PR](https://github.com/openjdk/jdk17u-dev/pull/2052)
> The only difference is a string concatenation in the test

Alexey Bakhtin 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.

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Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/2384/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/2384/files/c849a466..c849a466

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2384&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2384&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2384.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2384/head:pull/2384

PR: https://git.openjdk.org/jdk11u-dev/pull/2384