Merge branch 'jramsay-geo-silent-curl' into 'master'

Add silent flag to curl in public IP lookup

See merge request gitlab-org/gitlab-ee!4950

doc/administration/geo/replication/database.md

@@ -125,7 +125,7 @@ The following guide assumes that:
     ##
     ## Public address
     ##
-    echo "External address: $(curl ipinfo.io/ip)"
+    echo "External address: $(curl --silent ipinfo.io/ip)"
     ```
 
     In most cases, the following addresses will be used to configure GitLab