[VOL-4485] omci-lib-go: ME Attribute names should be exported

Change-Id: I15ef78c3b470a9c49a23b32aad513c1cddfb3066
diff --git a/go.sum b/go.sum
index 649befb..b76d4a7 100644
--- a/go.sum
+++ b/go.sum
@@ -190,8 +190,8 @@
 github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
 github.com/onsi/gomega v1.14.0 h1:ep6kpPVwmr/nTbklSx2nrLNSIO62DoYAhnPNIMhK8gI=
 github.com/onsi/gomega v1.14.0/go.mod h1:cIuvLEne0aoVhAgh/O6ac0Op8WWw9H6eYCriF+tEHG0=
-github.com/opencord/omci-lib-go/v2 v2.1.3 h1:tUCzQXOJFQtPCVy8n71jpUAP4qFPYcu6XiHFuikJbdE=
-github.com/opencord/omci-lib-go/v2 v2.1.3/go.mod h1:o1S/jhDLHNikFU7uG2TR5UOM5KmKlqwLlVncXi0FBYQ=
+github.com/opencord/omci-lib-go/v2 v2.2.0 h1:9eawwD1+oWHTzEv9Q/JeSN12N/3YSGKoj1dr2Pm434g=
+github.com/opencord/omci-lib-go/v2 v2.2.0/go.mod h1:o1S/jhDLHNikFU7uG2TR5UOM5KmKlqwLlVncXi0FBYQ=
 github.com/opencord/voltha-lib-go/v7 v7.1.3 h1:K6bnHg9N/Eg+P+qLqtuZ4GhOOVxZJ14qj9RZYujjEBw=
 github.com/opencord/voltha-lib-go/v7 v7.1.3/go.mod h1:tdAFZ7N/rRg3ScnVM/15KkUZN60kTYPGU+uiRMpjTfY=
 github.com/opencord/voltha-protos/v5 v5.1.2 h1:biyhoK+5JBcpT3HvUBb1xzN5cAKA0xXU/hLbtzuR9xI=