Bump build-push-action to 2.2.2

Defaults were updated to sensibly look for the Dockefile relative to
the specified context

Author: brianhlin

.github/workflows/build-container.yml

@@ -48,7 +48,7 @@ jobs:
       uses: docker/setup-buildx-action@v1
 
     - name: Build and push Docker images
-      uses: docker/[email protected].0
+      uses: docker/[email protected].2
       with:
         build-args: BASE_YUM_REPO=${{ matrix.repo }}
         tags: "${{ steps.generate-tag-list.outputs.taglist }}"
@@ -95,7 +95,7 @@ jobs:
         password: ${{ secrets.DOCKER_PASSWORD }}
 
     - name: Build and push Docker images
-      uses: docker/[email protected].0
+      uses: docker/[email protected].2
       with:
         push: True
         build-args: BASE_YUM_REPO=${{ matrix.repo }}