language: ruby
rvm:
  - 2.5.7
  - 2.6.5
  - 2.7.0
sudo: false
cache: bundler

language: ruby
rvm:
  - 2.5.8
  - 2.6.5
  - 2.7.6
cache: bundler

Update patch versions in build matrix
CI: Update patch versions in build matrix

Drop unused TravisCI directive.