Fix missing pgo Permission ShowConfig
@@ -178,6 +178,7 @@ permissions -
|DeleteUpgrade | allow *pgo delete upgrade*
|CreateUser | allow *pgo create user*
|CreateFailover| allow *pgo failover*
+|ShowConfig | allow *pgo show config*
|User | allow *pgo user*
|Version | allow *pgo version*
|======================
