RDKEMW-10596: Merge Release branch to Main for MW 8.4.2.0 Q4 Monthly Develop Release

[divyang-public]

No description provided.

[Copilot]

Pull request overview

This PR merges the release branch to main for the MW 8.4.2.0 Q4 Monthly Develop Release, updating version references and adding a PR validation workflow.

• Updates three meta-layer projects from version 1.12.0 to 1.13.0
• Updates changelog to reflect version 1.12.2 and adds historical version entries
• Adds a GitHub Actions workflow to validate PR titles and descriptions

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File	Description
middleware-generic.xml	Updates revision tags from 1.12.0 to 1.13.0 for meta-middleware-generic-support, meta-rdk, and meta-rdk-video
CHANGELOG.md	Updates version header to 1.12.2 and adds extensive changelog entries for versions 1.12.1, 1.12.0, 1.11.1, and 1.11.0-community
.github/workflows/validate_pr_desc.yml	Adds new PR description validation workflow to enforce ticket ID format in PR titles and descriptions

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[Copilot]

Inconsistent spacing in output format. Line 102 has an extra space before 'FAILED' (' FAILED') while line 103 does not ('FAILED'). Remove the extra space from line 102 for consistent output formatting.

Suggested change

	echo "PR Title: $([ "$TITLE_VALID" = true ] && echo "PASSED" || echo " FAILED")"
	echo "PR Title: $([ "$TITLE_VALID" = true ] && echo "PASSED" || echo "FAILED")"

[Copilot]

Command substitution should use double quotes to prevent word splitting. Change to local ticket_prefix="$(echo "$text" | sed -n 's/^\([A-Z0-9]\+\)-[0-9]\+[[:space:]]*:.*$/\1/p')" to follow shell scripting best practices.

Suggested change

	local ticket_prefix=$(echo "$text" | sed -n 's/^\([A-Z0-9]\+\)-[0-9]\+[[:space:]]*:.*$/\1/p')
	local ticket_prefix="$(echo "$text" | sed -n 's/^\([A-Z0-9]\+\)-[0-9]\+[[:space:]]*:.*$/\1/p')"