Fixed test

Author: TetyanaYahodska

compute/cloud-client/src/test/java/compute/reservation/CrudOperationsReservationIT.java

@@ -93,7 +93,7 @@ public void testListReservation() throws IOException {
   @Test
   public void testUpdateVmsForReservation()
       throws IOException, ExecutionException, InterruptedException, TimeoutException {
-    int newNumberOfVms = 5;
+    int newNumberOfVms = 2;
     Reservation reservation = UpdateVmsForReservation.updateVmsForReservation(
         PROJECT_ID, ZONE, RESERVATION_NAME, newNumberOfVms);