🦄 refactor: Change submoudle

Change Frontend submoudle to UI

.gitmodules

@@ -1,3 +1,3 @@
-[submodule "CasaOS-UI"]
-	path = CasaOS-UI
+[submodule "UI"]
+	path = UI
 	url = https://github.com/IceWhaleTech/CasaOS-UI.git

UI

@@ -0,0 +1 @@
+Subproject commit ea83f81a5ba7e44be9003246e74a7df7f503fd63