[VOL-3285] Resolving statis code analysis warnings

Change-Id: Iaddaae92c649fd27ce0a63f1786af594667c9e8e
diff --git a/internal/bbsim/devices/onu_test_helpers.go b/internal/bbsim/devices/onu_test_helpers.go
index b35dff0..5e4b584 100644
--- a/internal/bbsim/devices/onu_test_helpers.go
+++ b/internal/bbsim/devices/onu_test_helpers.go
@@ -19,11 +19,12 @@
 import (
 	"context"
 	"errors"
+	"net"
+	"time"
+
 	"github.com/opencord/voltha-protos/v2/go/openolt"
 	"github.com/opencord/voltha-protos/v2/go/tech_profile"
 	"google.golang.org/grpc"
-	"net"
-	"time"
 )
 
 type FlowAddSpy struct {
@@ -133,7 +134,7 @@
 	}
 	onu := CreateONU(&olt, &pon, 1, 900, 900, false, false, time.Duration(1*time.Millisecond), true)
 	// NOTE we need this in order to create the OnuChannel
-	onu.InternalState.Event("initialize")
+	_ = onu.InternalState.Event("initialize")
 	onu.DiscoveryRetryDelay = 100 * time.Millisecond
 	return onu
 }