drm/dp_mst: Remove redundant tile property setting

drm_get_edid() already updates the tile property since
commit 2de3a078 ("drm/dp: Set the connector's TILE property even for DP SST connectors")
so no need to update it after calling this function.

Cc: Lyude Paul <lyude@redhat.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210201120145.350258-3-imre.deak@intel.com

drivers/gpu/drm/drm_dp_mst_topology.c

@@ -2303,11 +2303,9 @@ drm_dp_mst_port_add_connector(struct drm_dp_mst_branch *mstb,
 
 	if (port->pdt != DP_PEER_DEVICE_NONE &&
 	    drm_dp_mst_is_end_device(port->pdt, port->mcs) &&
-	    port->port_num >= DP_MST_LOGICAL_PORT_0) {
+	    port->port_num >= DP_MST_LOGICAL_PORT_0)
 		port->cached_edid = drm_get_edid(port->connector,
 						 &port->aux.ddc);
-		drm_connector_set_tile_property(port->connector);
-	}
 
 	drm_connector_register(port->connector);
 	return;