test(NODE-6858): run all tests

Author: tadjik1

test/integration/change-streams/change_stream.test.ts

@@ -2016,7 +2016,7 @@ describe('Change Streams', function () {
   });
 });
 
-describe.only('ChangeStream resumability', function () {
+describe('ChangeStream resumability', function () {
   let client: MongoClient;
   let utilClient: MongoClient;
   let collection: Collection;