TINYDOC-3574 - TinyMCE 8.10 Release Documentation and Community Changelog

[kemister85]

Ticket: TINYDOC-3574

Site: Staging branch

Changes:

• TinyMCE 8.10.0 Release documentation and community changelog.

This branch is the release container for {productname} 8.10.0. Individual release-content tickets are merged into it ahead of the release, and it merges to release/8.10.

Pre-checks:

• Branch is correctly prefixed: feature/8.10/TINYDOC-3574
• modules/ROOT/nav.adoc has been updated (if applicable).
• Files have been included where required (if applicable).
• Major or minor version changes have updated the supported-versions.adoc table.
• Build passes without console errors, warnings, or issues.

Review:

• Documentation Team Lead has reviewed.