build(deps): pin actions/upload-artifact action to 4cec3d8

Author: renovate[bot]

.github/workflows/mps-compatibility.yaml

@@ -51,7 +51,7 @@ jobs:
           :mps-sync-plugin3:build
           -Pmps.version.major=${{ matrix.version }}
       - name: Archive test report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@4cec3d8aa04e39d1a68397de0c4cd6fb9dce8ec1 # v4
         if: always()
         with:
           name: test-report-${{ matrix.version }}