fix: add support for head_ref deletion

Author: andhreljaKern

.github/workflows/gh_delete_branch.yml

@@ -29,7 +29,7 @@ jobs:
           inlineScript: |
             az acr repository delete \
               --name ${{ env.AZURE_CONTAINER_REGISTRY }} \
-              --image ${{ github.event.repository.name }}:${{ matrix.platform}}-${{ github.ref_name }} \
+              --image ${{ github.event.repository.name }}:${{ matrix.platform}}-${{ github.head_ref }} \
               --yes
   
   gh-delete-branch:
@@ -46,7 +46,6 @@ jobs:
           GITHUB_CONTEXT: ${{ toJSON(github) }}
         run: echo "$GITHUB_CONTEXT"
 
-      # - name: Delete Branch
-      #   shell: bash
-      #   run: git push origin --delete ${{ github.ref_name }}
-      
+      - name: Delete Branch
+        shell: bash
+        run: git push origin --delete ${{ github.head_ref }}