fix: helm release running always (#4898)

Signed-off-by: Gustavo Carvalho <gustavo@externalsecrets.com>
Co-authored-by: Gergely Brautigam <182850+Skarlso@users.noreply.github.com>

.github/workflows/helm.yml

@@ -70,6 +70,7 @@ jobs:
         if: steps.list-changed.outputs.changed == 'true'
         run: make helm.test
   release:
+    if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/heads/release-')
     permissions:
       contents: write  # for helm/chart-releaser-action to push chart release and create a release
       packages: write  # to push OCI chart package to GitHub Registry