update actions/checkout

Author: jj22ee

.github/workflows/release-udp-exporter.yml

@@ -26,7 +26,7 @@ jobs:
     needs: validate-udp-exporter-e2e-test
     steps:
       - name: Checkout Contrib Repo @ SHA - ${{ github.sha }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 #v5.0.0
 
       - name: Set up Node and run Unit Tests
         uses: ./.github/actions/set_up