move package to v2 version as per go requirements after update to version 2.0

Change-Id: Iac4cc56f014f49e7d241357f8b7a5f4f3047bedc
diff --git a/synctime.go b/synctime.go
index 7e7cad0..f7cbfe3 100644
--- a/synctime.go
+++ b/synctime.go
@@ -22,7 +22,7 @@
 	"errors"
 	"fmt"
 	"github.com/google/gopacket"
-	me "github.com/opencord/omci-lib-go/generated"
+	me "github.com/opencord/omci-lib-go/v2/generated"
 )
 
 type SynchronizeTimeRequest struct {