Remove invalid import (#645)

* Remove invalid import.

Fixes CI build error.

* Fix rate node test race condition

Adds 1 sec delay between Rate creation and request for rate node name
info.
fix missing import
fix util import

Author: wayneparrott

test/test-rate.js

@@ -78,6 +78,7 @@ describe('rclnodejs rate test suite', function() {
 
   it('rate server node naming test', async function() {
     const rate = node.createRate();
+    await assertUtils.createDelay(1000);
     const rateTimerServerName = `_${node.name()}_rate_timer_server`;
     assert.ok(node.getNodeNames().includes(rateTimerServerName));
   });

types/parameter.d.ts

@@ -1,7 +1,5 @@
 /* eslint-disable camelcase */
 
-import { rcl_interfaces, rclnodejs } from 'rclnodejs';
-
 declare module 'rclnodejs' {
   /** 
    * The plus/minus tolerance for determining number equivalence.