Documentation update of virtual table system_views.clients
Documentation update of virtual table system_views.clients

patch by Tibor Repasi; reviewed by Berenguer Blasi, Ekaterina Dimitrova for CASSANDRA-17344

belliottsmith/cassandra,tjake/cassandra,mike-tr-adamson/cassandra,mshuler/cassandra,blambov/cassandra,adelapena/cassandra,apache/cassandra,instaclustr/cassandra,apache/cassandra,pauloricardomg/cassandra,tjake/cassandra,instaclustr/cassandra,mike-tr-adamson/cassandra,blambov/cassandra,pauloricardomg/cassandra,belliottsmith/cassandra,thelastpickle/cassandra,adelapena/cassandra,blambov/cassandra,belliottsmith/cassandra,tjake/cassandra,thelastpickle/cassandra,thelastpickle/cassandra,mshuler/cassandra,adelapena/cassandra,jrwest/cassandra,tjake/cassandra,mike-tr-adamson/cassandra,jrwest/cassandra,instaclustr/cassandra,thelastpickle/cassandra,jrwest/cassandra,mshuler/cassandra,blambov/cassandra,belliottsmith/cassandra,pauloricardomg/cassandra,jrwest/cassandra,adelapena/cassandra,pauloricardomg/cassandra,mshuler/cassandra,apache/cassandra,apache/cassandra,instaclustr/cassandra,mike-tr-adamson/cassandra