VOL-2631 Cleanup Kafka Interadapter Proxy on shutdown;
Exit gracefully rather than Fatal() on kafka shutdown

Change-Id: Ic4506a8f4e5127d10a0db130a81584c0bf8c8428
diff --git a/go.sum b/go.sum
index a40d1db..d959ca8 100644
--- a/go.sum
+++ b/go.sum
@@ -196,8 +196,8 @@
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.2 h1:3mYCb7aPxS/RU7TI1y4rkEn1oKmPRjNJLNEXgw7MH2I=
 github.com/onsi/gomega v1.4.2/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
-github.com/opencord/voltha-lib-go/v3 v3.0.12 h1:YGpyjl0UxdVUpKuo/VO5eCi+1+5EbMK9ZUqjDvWUQWQ=
-github.com/opencord/voltha-lib-go/v3 v3.0.12/go.mod h1:69Y+rVd25Nq2SUeoY7Q1BXtwrcUPllG0erhq+aK8Qec=
+github.com/opencord/voltha-lib-go/v3 v3.0.14 h1:klI6Qt5iA9bTqI42jflSbU6YyEMJRcpaqh6rRw7qNnI=
+github.com/opencord/voltha-lib-go/v3 v3.0.14/go.mod h1:69Y+rVd25Nq2SUeoY7Q1BXtwrcUPllG0erhq+aK8Qec=
 github.com/opencord/voltha-protos/v3 v3.2.3 h1:Wv73mw1Ye0bCfyhOk5svgrlE2tLizHq6tQluoDq9Vg8=
 github.com/opencord/voltha-protos/v3 v3.2.3/go.mod h1:RIGHt7b80BHpHh3ceodknh0DxUjUHCWSbYbZqRx7Og0=
 github.com/opencord/voltha-protos/v3 v3.2.4 h1:BTPpfwJslAY9UintQ9/f+wLD+StZ5QnPv6j7pbAk+J8=