fix: wrong PR url in artifacthub section

Signed-off-by: Pierluigi Lenoci <[email protected]>

Author: pierluigilenoci

helm/oauth2-proxy/Chart.yaml

@@ -38,4 +38,4 @@ annotations:
       description: Updated the Redis chart to the latest version.
       links:
         - name: Github PR
-          url: https://github.com/oauth2-proxy/manifests/pull/239
+          url: https://github.com/oauth2-proxy/manifests/pull/241