VOL-1691 Fix openolt adapter getting stuck while registartion with core

Change-Id: Ide8131f325bc15f1b909e14d7af6ee9bcd6b3b5b
diff --git a/vendor/go.uber.org/zap/.travis.yml b/vendor/go.uber.org/zap/.travis.yml
index a3321fa..ada5ebd 100644
--- a/vendor/go.uber.org/zap/.travis.yml
+++ b/vendor/go.uber.org/zap/.travis.yml
@@ -1,8 +1,8 @@
 language: go
 sudo: false
 go:
-  - 1.9.x
-  - 1.10.x
+  - 1.11.x
+  - 1.12.x
 go_import_path: go.uber.org/zap
 env:
   global: