Build(deps): Bump phoenix-actions/test-reporting from 10 to 15 (#15617)

Bumps [phoenix-actions/test-reporting](https://github.com/phoenix-actions/test-reporting) from 10 to 15.
- [Release notes](https://github.com/phoenix-actions/test-reporting/releases)
- [Changelog](https://github.com/phoenix-actions/test-reporting/blob/main/CHANGELOG.md)
- [Commits](phoenix-actions/test-reporting@v10...v15)

---
updated-dependencies:
- dependency-name: phoenix-actions/test-reporting
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Also Pin dependencies per Scorecard

Signed-off-by: dependabot[bot] <[email protected]>
Signed-off-by: Brian J. Murrell <[email protected]>

.github/workflows/rpm-build-and-test-report.yml

@@ -41,7 +41,7 @@ jobs:
             esac
             echo "STAGE_NAME=Build RPM on $DISTRO_NAME $DISTRO_VERSION" >> $GITHUB_ENV
       - name: Test Report
-        uses: phoenix-actions/test-reporting@v10
+        uses: phoenix-actions/test-reporting@f957cd93fc2d848d556fa0d03c57bc79127b6b5e  # v15
         with:
           artifact: ${{ env.STAGE_NAME }} test-results
           name: ${{ env.STAGE_NAME }} Test Results (phoenix-actions)
@@ -60,7 +60,7 @@ jobs:
       - name: Set variables
         run: echo "STAGE_NAME=Functional Hardware ${{ matrix.stage }}" >> $GITHUB_ENV
       - name: Test Report
-        uses: phoenix-actions/test-reporting@v10
+        uses: phoenix-actions/test-reporting@f957cd93fc2d848d556fa0d03c57bc79127b6b5e  # v15
         with:
           artifact: ${{ env.STAGE_NAME }} test-results
           name: ${{ env.STAGE_NAME }} Test Results (phoenix-actions)