Revert unrelated event forwarding refactor

Author: AlexandreYang

comp/networkpath/npcollector/impl/npcollector.go

@@ -460,13 +460,13 @@ func (s *npCollectorImpl) runTracerouteForPath(ptest *pathteststore.PathtestCont
 	payloadBytes, err := json.Marshal(path)
 	if err != nil {
 		s.logger.Errorf("json marshall error: %s", err)
-		return
-	}
-	s.logger.Debugf("network path event: %s", string(payloadBytes))
-	m := message.NewMessage(payloadBytes, nil, "", 0)
-	err = s.epForwarder.SendEventPlatformEventBlocking(m, eventplatform.EventTypeNetworkPath)
-	if err != nil {
-		s.logger.Errorf("failed to send event to epForwarder: %s", err)
+	} else {
+		s.logger.Debugf("network path event: %s", string(payloadBytes))
+		m := message.NewMessage(payloadBytes, nil, "", 0)
+		err = s.epForwarder.SendEventPlatformEventBlocking(m, eventplatform.EventTypeNetworkPath)
+		if err != nil {
+			s.logger.Errorf("failed to send event to epForwarder: %s", err)
+		}
 	}
 }