feat: Update Visibility of Output variables for Redis Cluster (#317)

Co-authored-by: Sangini Garg <[email protected]>
Co-authored-by: abhishek kumar tiwari <[email protected]>

Author: 3 people

modules/redis-cluster/metadata.display.yaml

@@ -105,5 +105,6 @@ spec:
           title: Zone Distribution Config Zone
     runtime:
       outputs:
-        discovery_endpoints:
+        env_vars:
           visibility: VISIBILITY_ROOT
+