[jdk21u-dev] RFR: 8340321: Disable SHA-1 in TLS/DTLS 1.2 handshake signatures

[Goetz Lindenmaier]

I backport this for parity with 21.0.10-oracle.

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Commit messages:
 - Backport dfa79c373097d17a347b7c17103c57e12f59dc67

Changes: https://git.openjdk.org/jdk21u-dev/pull/2197/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2197&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8340321
  Stats: 249 lines in 5 files changed: 246 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2197.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2197/head:pull/2197

PR: https://git.openjdk.org/jdk21u-dev/pull/2197