Do not use legacy puppet-lint-absolute_classname-check plugin

Gemfile

@@ -10,7 +10,6 @@ group :development, :unit_tests do
   gem 'puppet-lint-unquoted_string-check',                 :require => false
   gem 'puppet-lint-empty_string-check',                    :require => false
   gem 'puppet-lint-spaceship_operator_without_tag-check',  :require => false
-  gem 'puppet-lint-absolute_classname-check',              :require => false
   gem 'puppet-lint-undef_in_function-check',               :require => false
   gem 'puppet-lint-leading_zero-check',                    :require => false
   gem 'puppet-lint-trailing_comma-check',                  :require => false