hs-test: fix envoy test

Type: test

Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
Change-Id: I776e0f1f7ea700439d1fe6a598772776ae6a1493
diff --git a/extras/hs-test/vppinstance.go b/extras/hs-test/vppinstance.go
index 1c28ec9..c6771f6 100644
--- a/extras/hs-test/vppinstance.go
+++ b/extras/hs-test/vppinstance.go
@@ -2,7 +2,6 @@
 
 import (
 	"fmt"
-	"github.com/edwarnicke/exechelper"
 	"os"
 	"os/exec"
 	"os/signal"
@@ -10,6 +9,8 @@
 	"syscall"
 	"time"
 
+	"github.com/edwarnicke/exechelper"
+
 	"go.fd.io/govpp"
 	"go.fd.io/govpp/api"
 	"go.fd.io/govpp/binapi/af_packet"
@@ -121,8 +122,7 @@
 		signal.Notify(sig, syscall.SIGINT)
 		cont := make(chan bool, 1)
 		go func() {
-			sig := <-sig
-			fmt.Println(sig)
+			<-sig
 			cont <- true
 		}()