ci: Conform to conventional-commit when opening flagsmith-charts PRs (#5810)

Author: khvn26

.github/workflows/platform-docker-build-test-publish.yml

@@ -237,28 +237,28 @@ jobs:
       - name: Set up release tag variables
         id: version-trim
         run: |
-          TAG=${{github.ref_name}}
+          TAG=${{ github.event.release.tag_name }}
           echo "version=${TAG#v}" >> $GITHUB_OUTPUT
 
-      - name: Run YAML to Github Output Action
-        id: yaml-output
-        uses: christian-ci/action-yaml-github-output@v2
+      - uses: actions-tools/yaml-outputs@v2
+        id: chart-yaml
         with:
-          file_path: './chart/charts/flagsmith/Chart.yaml'
+          file-path: ./chart/charts/flagsmith/Chart.yaml
 
-      - name: Update flagsmith-charts values.yaml with latest docker version
+      - name: Open a PR bumping Flagsmith to ${{ github.event.release.tag_name }}
         uses: fjogeleit/yaml-update-action@main
         with:
           token: ${{ secrets.FLAGSMITH_CHARTS_GITHUB_TOKEN }}
           repository: flagsmith/flagsmith-charts
           workDir: chart
           masterBranchName: 'main'
           targetBranch: 'main'
-          branch: docker-image-version-bump-${{ steps.version-trim.outputs.version }}
+          branch: deps/bump-flagsmith-${{ steps.version-trim.outputs.version }}
           commitChange: true
           createPR: true
-          message: 'Flagsmith docker image version bump'
-          description: 'Automated PR generated by a release event in https://github.com/Flagsmith/flagsmith'
+          message: 'deps: bump Flagsmith from ${{ steps.chart-yaml.outputs.appVersion }} to ${{ steps.version-trim.outputs.version }}'
+          title: '{{message}}'
+          description: 'Automated PR generated by Flagsmith release [${{ github.event.release.tag_name }}](${{ github.event.release.url }}).'
           valueFile: 'charts/flagsmith/Chart.yaml'
           changes: |
             {