fix: delete delta with note

packages/core/__tests__/notes.test.js

@@ -45,6 +45,7 @@ test("delete note", () =>
     expect(topic.all.findIndex(v => v.id === id)).toBeGreaterThan(-1);
     await db.notes.delete(id);
     let note = db.notes.get(id);
+    expect(await db.notes.delta(id)).toBeUndefined();
     expect(note).toBeUndefined();
     expect(topic.all.findIndex(v => v.id === id)).toBe(-1);
   }));

packages/core/collections/notes.js

@@ -176,6 +176,7 @@ export default class Notes {
         await this.tagsCollection.remove(tag);
       }
       await this.collection.removeItem(id);
+      this.deltaStorage.remove(id + "_delta");
     }
   }