Fix helm release version

Author: aleksanderaleksic

.github/workflows/release.yaml

@@ -126,7 +126,12 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
 
+    - name: Prepare Image Name
+      id: image_name
+      run: |
+        echo "name=${GITHUB_REPOSITORY,,}" >> $GITHUB_OUTPUT
+
     - name: Package and push Helm chart to OCI registry
       run: |
         helm package chart --version ${{ steps.version.outputs.version }} --app-version ${{ steps.version.outputs.version }}
-        helm push flux-extension-controller-${{ steps.version.outputs.version }}.tgz oci://${{ env.REGISTRY }}/${{ github.repository }}/charts
+        helm push flux-extension-controller-${{ steps.version.outputs.version }}.tgz oci://${{ steps.image_name.outputs.name }}/charts