fix: head ref name

Author: andhreljaKern

.github/workflows/az_acr_test.yml

@@ -20,7 +20,7 @@ jobs:
 
       - name: Configure branch name
         id: branch_name
-        run: echo "GH_REF_NAME=$(echo ${{ github.ref_name }} | sed 's|/|-|g')" >> $GITHUB_OUTPUT
+        run: echo "GH_REF_NAME=$(echo ${{ github.event.pull_request.head.ref }} | sed 's|/|-|g')" >> $GITHUB_OUTPUT
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3

.github/workflows/k8s_test.yml

@@ -40,7 +40,7 @@ jobs:
 
     - name: Configure branch name
       id: branch_name
-      run: echo "GH_REF_NAME=$(echo ${{ github.ref_name }} | sed 's|/|-|g')" >> $GITHUB_OUTPUT
+      run: echo "GH_REF_NAME=$(echo ${{ github.event.pull_request.head.ref }} | sed 's|/|-|g')" >> $GITHUB_OUTPUT
 
     - name: GitHub Configuration
       run: git config --global url."https://oauth2:${{ secrets.GH_TOKEN }}@github.com".insteadOf https://github.com