qcacmn: Avoid queuing of stale frames

Avoid queuing of stale frames into the management
Rx reorder egress list. Instead drop the stale frames
at the entry itself.

CRs-Fixed: 3402325
Change-Id: I80de6311e345feb2518ce7f042c53ffa95d22dfa

umac/cmn_services/mgmt_txrx/core/src/wlan_mgmt_txrx_rx_reo.c

@@ -3009,6 +3009,8 @@ mgmt_rx_reo_update_egress_list(struct mgmt_rx_reo_egress_list *egress_list,
 
 			qdf_assert_always(cur->is_parallel_rx);
 		}
+
+		return QDF_STATUS_SUCCESS;
 	}
 
 	if (!new)