Integrated: Merge jfx20

[Kevin Rushforth]

Merge `jfx20` branch into master.

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Commit messages:
 - Merge jfx20
 - 8301022: Video distortion is observed while playing youtube video
 - 8173321: TableView: Click on right trough has no effect when cell height is higher than viewport height
 - 8090647: Mnemonics : on windows we should cancel the underscore latch when an app loses focus.
 - 8302472: WebColorFieldSkin should use precompiled Pattern
 - 8284662: [Win][Accessibility][ListCell] Screen reader fails to read ListView/ComboBox item count if > 100
 - 8302684: Cherry-pick WebKit 615.1 stabilization fixes (2)
 - 8281327: JavaFX does not support fonts installed per-user on Windows 10/11
 - 8300893: Wrong state after deselecting two or more cells of a TableView selection
 - 8302294: Cherry-pick WebKit 615.1 stabilization fixes
 - ... and 20 more: https://git.openjdk.org/jfx/compare/1dd0a598...90c5e1f4

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

Changes: https://git.openjdk.org/jfx/pull/1048/files
  Stats: 199721 lines in 5690 files changed: 118799 ins; 42112 del; 38810 mod
  Patch: https://git.openjdk.org/jfx/pull/1048.diff
  Fetch: git fetch https://git.openjdk.org/jfx pull/1048/head:pull/1048

PR: https://git.openjdk.org/jfx/pull/1048