Fix cache invalidation command

.github/actions/base_images/action.yml

@@ -107,7 +107,7 @@ runs:
       run: |
         echo "Deleting existing cache for ${{ steps.hash_key.outputs.base_cache_key }}"
         gh extension install actions/gh-actions-cache
-        gh actions-cache delete "base-images=${{ steps.hash_key.outputs.base_cache_key }}" --R ${{ github.repository }} -B ${{ github.ref }} --confirm
+        gh actions-cache delete "base-images=${{ steps.hash_key.outputs.base_cache_key }}" -R ${{ github.repository }} -B ${{ github.ref }} --confirm
       shell: bash
 
     - name: Cache podman images