Update build-and-publish.yml

Update actions/checkout from v2 to v3

.github/workflows/build-and-publish.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       with:
         submodules: 'recursive'
     - name: Set up QEMU