[VOL-3285] Resolving statis code analysis warnings

Change-Id: Iaddaae92c649fd27ce0a63f1786af594667c9e8e
diff --git a/internal/bbsim/devices/onu_indications_test.go b/internal/bbsim/devices/onu_indications_test.go
index 37008a2..433b776 100644
--- a/internal/bbsim/devices/onu_indications_test.go
+++ b/internal/bbsim/devices/onu_indications_test.go
@@ -19,11 +19,12 @@
 import (
 	"context"
 	"errors"
+	"testing"
+	"time"
+
 	"github.com/opencord/voltha-protos/v2/go/openolt"
 	"google.golang.org/grpc"
 	"gotest.tools/assert"
-	"testing"
-	"time"
 )
 
 type mockStream struct {
@@ -56,9 +57,10 @@
 	ctx, cancel := context.WithCancel(context.TODO())
 	go onu.ProcessOnuMessages(ctx, stream, nil)
 	onu.InternalState.SetState("initialized")
-	onu.InternalState.Event("discover")
+	_ = onu.InternalState.Event("discover")
 
 	select {
+	default:
 	case <-time.After(90 * time.Millisecond):
 		assert.Equal(t, stream.CallCount, 1)
 		assert.Equal(t, stream.Calls[1].IntfId, onu.PonPortID)
@@ -79,9 +81,10 @@
 	ctx, cancel := context.WithCancel(context.TODO())
 	go onu.ProcessOnuMessages(ctx, stream, nil)
 	onu.InternalState.SetState("initialized")
-	onu.InternalState.Event("discover")
+	_ = onu.InternalState.Event("discover")
 
 	select {
+	default:
 	case <-time.After(400 * time.Millisecond):
 		assert.Equal(t, stream.CallCount, 4)
 	}
@@ -101,7 +104,7 @@
 	ctx, cancel := context.WithCancel(context.TODO())
 	go onu.ProcessOnuMessages(ctx, stream, nil)
 	onu.InternalState.SetState("initialized")
-	onu.InternalState.Event("discover")
+	_ = onu.InternalState.Event("discover")
 
 	go func() {
 		for calls := range stream.channel {
@@ -112,8 +115,8 @@
 	}()
 
 	select {
+	default:
 	case <-time.After(1 * time.Second):
-
 		assert.Equal(t, stream.CallCount, 2)
 	}
 	cancel()