VOL-1577 - General cleanup (gofmt, go vet, go test, dep check)

Change-Id: I536b2746b8bd266f3e75aeccc65bfe7468f1b44a
diff --git a/afrouter/afrouter/helpers.go b/afrouter/afrouter/helpers.go
index 4d7362b..441b4b9 100644
--- a/afrouter/afrouter/helpers.go
+++ b/afrouter/afrouter/helpers.go
@@ -20,7 +20,7 @@
 //import "github.com/opencord/voltha-go/common/log"
 
 func strIndex(ar []string, match string) int {
-	for idx,v := range ar {
+	for idx, v := range ar {
 		if v == match {
 			return idx
 		}