[VOL-4397] Updating omci-lib-go to 2.1.2

Change-Id: I702e34440c96ae65d3cdf3f5f63a08b977ac1bc0
diff --git a/go.mod b/go.mod
index 2c9c5af..886dd10 100644
--- a/go.mod
+++ b/go.mod
@@ -22,7 +22,7 @@
 	github.com/olekukonko/tablewriter v0.0.4
 	github.com/opencord/cordctl v0.0.0-20190909161711-01e9c1f04bf4
 	github.com/opencord/device-management-interface v0.11.0
-	github.com/opencord/omci-lib-go v1.2.1
+	github.com/opencord/omci-lib-go/v2 v2.1.2
 	github.com/opencord/voltha-protos/v5 v5.0.0
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/sirupsen/logrus v1.4.2