.travis.yml in trav3-0.5.1 vs .travis.yml in trav3-1.0.0

@@ -1,11 +1,11 @@
 language: ruby
 cache: bundler
 
 rvm:
-- 2.4.5
-- 2.5.3
-- 2.6.1
+- 2.4.6
+- 2.5.5
+- 2.6.3
 
 env:
   global:
     - CC_TEST_REPORTER_ID=bbc65a7f5858b221fbbb49617e4118dcce44703366ea64a49687214aed252cf3