[EPIC] Tracking issue for Turtles release process improvements

[furkatgofurov7]

Description

This epic tracks all issues related to improving the release of Turtles project

Security

• Use new publish-image action in release workflow #2357
• chart-release workflow does not comply with immutable releases #2359
• release: ensure dependencies are updated in release branches #2363

Release automation against other repositories

• Fix GHA - Release Turtles against rancher/rancher #2353
• Improve releasing to rancher/charts automation script #2325
• release: Rancher main branch is not updated with latest Turtles release #2249

Unrc'ng process

• Improve rancher-turtles-providers version management #2236
• ci: automatically set rancher-turtles-providers chart version #2122

Release notes

• release: Use labels to categorize changes in release notes #2243