The `Lint/InvalidCharacterLiteral` cop has been removed since it was never being actually triggered.
(obsolete configuration found in .rubocop.yml, please update it)
Warning: unrecognized cop Lint/InvalidCharacterLiteral found in .rubocop.yml
Warning: unrecognized cop Layout/SpaceInsideBrackets found in .rubocop.yml
Warning: unrecognized parameter AllCops:require found in .rubocop.yml