VOL-3978 - update to go 1.16.3

- lint required re-format of "generaged" files
- tidied up go.mod

Change-Id: I8fbab94b679061a5e9ba05f95a33b2bb4ca9edc4
diff --git a/meframe_test.go b/meframe_test.go
index 9c5877e..bd4c424 100644
--- a/meframe_test.go
+++ b/meframe_test.go
@@ -17,10 +17,10 @@
 package omci_test
 
 import (
-	. "github.com/opencord/omci-lib-go"
-	me "github.com/opencord/omci-lib-go/generated"
 	mapset "github.com/deckarep/golang-set"
 	"github.com/google/gopacket"
+	. "github.com/opencord/omci-lib-go"
+	me "github.com/opencord/omci-lib-go/generated"
 	"github.com/stretchr/testify/assert"
 	"math/rand"
 	"testing"