Prepare Mastodon for zeitwerk autoloader (#15917)

* Prepare Mastodon for zeitwerk autoloader (Rails 6)

Add inflections and rename/move a few classes.

In particular, app/lib/exceptions.rb and app/lib/sanitize_config.rb
were manually loaded while still in autoload paths.

* Add inflection for Url → URL

2 files changed, 1 insertions, 2 deletions

diff --git a/spec/lib/sanitize_config_spec.rb b/spec/lib/sanitize_config_spec.rb
index d66302e64..747d81158 100644
--- a/spec/lib/sanitize_config_spec.rb
+++ b/spec/lib/sanitize_config_spec.rb
@@ -1,7 +1,6 @@
 # frozen_string_literal: true
 
 require 'rails_helper'
-require Rails.root.join('app', 'lib', 'sanitize_config.rb')
 
 describe Sanitize::Config do
   describe '::MASTODON_STRICT' do
diff --git a/spec/validators/url_validator_spec.rb b/spec/validators/url_validator_spec.rb
index e8d0e6494..a44878a44 100644
--- a/spec/validators/url_validator_spec.rb
+++ b/spec/validators/url_validator_spec.rb
@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-RSpec.describe UrlValidator, type: :validator do
+RSpec.describe URLValidator, type: :validator do
   describe '#validate_each' do
     before do
       allow(validator).to receive(:compliant?).with(value) { compliant }