Fix a test by not requiring the done callback

A test is timing out because we are waiting for done to be called. This fix does not require done to be called.

test/query.ts

@@ -179,7 +179,7 @@ describe('Query', () => {
     });
   });
   describe('setAncestor', () => {
-    it('should set the ancestor for the query to search against', done => {
+    it('should set the ancestor for the query to search against', () => {
       const key = ['kind2', 123];
       const query = new Query(['kind1']).setAncestor(key);
       assert.deepStrictEqual(query.ancestor, key);