fix lint errors

packages/app/src/interfaces/in-app-notification.ts

@@ -1,5 +1,5 @@
 // refer types https://github.com/crowi/crowi/blob/eecf2bc821098d2516b58104fe88fae81497d3ea/client/types/crowi.d.ts
-export interface InAppNotification {
+export interface IInAppNotification {
   _id: string
   user: string
   targetModel: 'Page'