FTTH-58381 Updating few libraries

Change-Id: I483e59fe9b26fe6c97df8fe1eeebac5ed83661b0
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 3be3101..c574fba 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -45,7 +45,7 @@
 # github.com/golang/mock v1.4.4
 ## explicit
 github.com/golang/mock/gomock
-# github.com/golang/protobuf v1.5.2
+# github.com/golang/protobuf v1.5.3
 ## explicit
 github.com/golang/protobuf/proto
 github.com/golang/protobuf/ptypes