update 优化 类型报错问题

src/store/modules/permission.ts

@@ -21,13 +21,13 @@ export const usePermissionStore = defineStore('permission', () => {
   const sidebarRouters = ref<RouteRecordRaw[]>([]);
 
   const getRoutes = (): RouteRecordRaw[] => {
-    return routes.value;
+    return routes.value as RouteRecordRaw[];
   };
   const getSidebarRoutes = (): RouteRecordRaw[] => {
-    return sidebarRouters.value;
+    return sidebarRouters.value as RouteRecordRaw[];
   };
   const getTopbarRoutes = (): RouteRecordRaw[] => {
-    return topbarRouters.value;
+    return topbarRouters.value as RouteRecordRaw[];
   };
 
   const setRoutes = (newRoutes: RouteRecordRaw[]): void => {