cleanup: trim trailing whitespace (#11136)

* cleanup: trim trailing whitespace

* update(`.editorconfig`)

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/backend/src/core/entities/NotificationEntityService.ts

@@ -59,7 +59,7 @@ export class NotificationEntityService implements OnModuleInit {
 		meId: User['id'],
 		// eslint-disable-next-line @typescript-eslint/ban-types
 		options: {
-			
+
 		},
 		hint?: {
 			packedNotes: Map<Note['id'], Packed<'Note'>>;