.travis.yml in omniauth-feishu-0.1.3 vs .travis.yml in omniauth-feishu-0.1.4

@@ -1,5 +1,4 @@
 language: ruby
 rvm:
   - '2.4.1'
-  - '2.5.0'
   - '2.6.3'
\ No newline at end of file