update checkout action

Author: aptalca

.github/workflows/BuildImage.yml

@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v3.1.0
 
       - name: Build image
         run: |