remove a empty line

Author: 1997roylee

packages/core/src/storage/kvStore/SimpleKVStore.ts

@@ -55,7 +55,6 @@ export class SimpleKVStore extends BaseKVStore {
  ): Promise<boolean> {
  if (key in this.data[collection]) {
  delete this.data[collection][key];
-
  return true;
  }
  return false;