initializ UI after server reconnection

- Non-edit mode does not intialized after server reconnection
- this patch will fix initializedUI after reconnection
Signed-off-by: Darshan-upadhyay1110 <darshan.upadhyay@collabora.com>
Change-Id: I43405067287dd3f7f134fc9dcabfdcae183724ce

browser/src/core/Socket.js

@@ -1447,6 +1447,8 @@ app.definitions.Socket = L.Class.extend({
 			this._map.setPermission(app.file.permission);
 			window.migrating = false;
 			this._map.uiManager.initializeSidebar();
+			if (typeof window.initializedUI === 'function')
+				window.initializedUI();
 		}
 
 		this._map.fire('docloaded', {status: true});