fix: downgrade actions and setup versions in Docker workflow

Author: milsman2

.github/workflows/docker-build-and-scan.yaml

@@ -15,11 +15,11 @@ jobs:
       TAGS: sample-python-app:${{ github.sha }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v4
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3.7.0
+        uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.12.0
+        uses: docker/setup-buildx-action@v3
       - name: Build Docker Image
         id: build-image
         uses: docker/build-push-action@v6