Bump golang version to v1.13.5 (#1820)

chenrui333 · davidmccormick · commit f3e7be4d5fec · 2020-01-06T11:52:28.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: go
 go:
-  - 1.11.x
+  - 1.13.x
 go_import_path: github.com/kubernetes-incubator/kube-aws
 script:
   - travis_wait 40 make test-with-cover
