[jdk17u-dev] RFR: Merge jdk17u:master

[Christoph Langer]

Merges latest tag jdk-17.0.9+6.

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Commit messages:
 - 8299658: C1 compilation crashes in LinearScan::resolve_exception_edge
 - 8314960: Add Certigna Root CA - 2

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/jdk17u-dev/pull/1723/files
  Stats: 576 lines in 5 files changed: 346 ins; 227 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1723.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1723/head:pull/1723

PR: https://git.openjdk.org/jdk17u-dev/pull/1723