bugfix #121: Dial verb not ending when call no answer timeout exceeded

lib/tasks/dial.js

@@ -404,6 +404,11 @@ class TaskDial extends Task {
       this.logger.info(`Dial:_attemptCall: ring no answer timer ${this.timeout}s exceeded`);
       this.timerRing = null;
       this._killOutdials();
+      this.result = {
+        dialCallStatus: CallStatus.NoAnswer,
+        dialSipStatus: 487
+      };
+      this.kill(cs);
     }, this.timeout * 1000);
 
     this.span.setAttributes({'dial.target': JSON.stringify(this.target)});