drm/bridge: lt9611uxc: use drm_bridge_get_edid() instead of using ->get_edid directly

Make drm_bridge_get_edid() the one place to call the hook.

Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Cc: Robert Foss <rfoss@kernel.org>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Jonas Karlman <jonas@kwiboo.se>
Cc: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230914131450.2473061-2-jani.nikula@intel.com

drivers/gpu/drm/bridge/lontium-lt9611uxc.c

@@ -296,7 +296,7 @@ static int lt9611uxc_connector_get_modes(struct drm_connector *connector)
 	unsigned int count;
 	struct edid *edid;
 
-	edid = lt9611uxc->bridge.funcs->get_edid(&lt9611uxc->bridge, connector);
+	edid = drm_bridge_get_edid(&lt9611uxc->bridge, connector);
 	drm_connector_update_edid_property(connector, edid);
 	count = drm_add_edid_modes(connector, edid);
 	kfree(edid);