sudo: false
language: ruby
rvm:
  - 2.5.1
  - ruby-head
matrix:
  allow_failures:
    - rvm: ruby-head

language: ruby
rvm:
  - 2.5.1
  - ruby-head
matrix:
  allow_failures:
    - rvm: ruby-head

Remove deprecated `sudo: false` Travis-CI configuration
Remove deprecated `sudo: false` Travis-CI configuration
