Added PR link to metadata

Signed-off-by: Juan Gonzalez Martinez <[email protected]>

Author: jgmartinez

helm/oauth2-proxy/Chart.yaml

@@ -36,3 +36,6 @@ annotations:
   artifacthub.io/changes: |
     - kind: added
       description: Redis version bump
+      links:
+        - name: Github PR
+          url: https://github.com/oauth2-proxy/manifests/pull/165