[chore] Fix tag for E2E Golang application (#2157)

* Fix tag for E2E Golang application

Signed-off-by: Israel Blancas <iblancasa@gmail.com>

* Fix tag

Signed-off-by: Israel Blancas <iblancasa@gmail.com>

* Fix tag

Signed-off-by: Israel Blancas <iblancasa@gmail.com>

---------

Signed-off-by: Israel Blancas <iblancasa@gmail.com>

Author: iblancasa

.github/workflows/publish-autoinstrumentation-e2e-images.yaml

@@ -28,7 +28,10 @@ jobs:
         id: meta
         uses: docker/metadata-action@v5
         with:
-          images: ghcr.io/open-telemetry/opentelemetry-operator/e2e-test-app-golang
+          images: |
+            ghcr.io/open-telemetry/opentelemetry-operator/e2e-test-app-golang
+          tags: |
+            type=ref,event=branch
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
@@ -54,6 +57,7 @@ jobs:
       - name: Build and push
         uses: docker/build-push-action@v5
         with:
+          tags: ${{ steps.meta.outputs.tags }}
           context: tests/instrumentation-e2e-apps/golang
           platforms: linux/arm64,linux/amd64,linux/s390x,linux/ppc64le
           push: ${{ github.event_name == 'push' }}