Removed warnings from go staticcheck

ees/ees_test.go

@@ -56,7 +56,6 @@ func TestListenAndServe(t *testing.T) {
 	cfgRld := make(chan struct{}, 1)
 	cfgRld <- struct{}{}
 	go func() {
-		time.Sleep(10)
 		stopChan <- struct{}{}
 	}()
 	var err error

ees/httpjsonmap_test.go

@@ -211,6 +211,9 @@ func TestHTTPJsonMapPrepareMap(t *testing.T) {
 		t.Error(err)
 	}
 	body, err := json.Marshal(valMp)
+	if err != nil {
+		t.Error(err)
+	}
 	exp := &HTTPPosterRequest{
 		Header: httpEE.hdr,
 		Body:   body,