Ignore notifying ActionController::BadRequest errors

HTTP requests with bad characters are correctly handled returning a bad
request (400 code) error. We don't need to be notified about wrong HTTP
requests.

Also sort elements of the array. Make it more readable and easier to
find elements while inspecting the code.

src/api/config/initializers/airbrake.rb

@@ -100,12 +100,14 @@ def ignore_by_backend_400_message?(message)
 end
 
 def ignore_by_class?(notice)
-  exceptions_to_ignore = ['ActiveRecord::RecordNotFound', 'ActionController::InvalidAuthenticityToken',
-                          'CGI::Session::CookieStore::TamperedWithCookie', 'ActionController::UnknownAction',
-                          'AbstractController::ActionNotFound', 'Bunny::TCPConnectionFailedForAllHosts',
-                          'Timeout::Error', 'Net::HTTPBadResponse', 'Errno::ECONNRESET', 'Interrupt',
-                          'RoutesHelper::WebuiMatcher::InvalidRequestFormat', 'ActionDispatch::Http::MimeNegotiation::InvalidType',
-                          'ActionController::UnknownFormat', 'Backend::NotFoundError', 'AMQ::Protocol::EmptyResponseError']
+  exceptions_to_ignore = ['AMQ::Protocol::EmptyResponseError', 'AbstractController::ActionNotFound',
+                          'ActionController::BadRequest', 'ActionController::InvalidAuthenticityToken',
+                          'ActionController::UnknownAction', 'ActionController::UnknownFormat',
+                          'ActionDispatch::Http::MimeNegotiation::InvalidType',
+                          'ActiveRecord::RecordNotFound', 'Backend::NotFoundError',
+                          'Bunny::TCPConnectionFailedForAllHosts', 'CGI::Session::CookieStore::TamperedWithCookie',
+                          'Errno::ECONNRESET', 'Interrupt', 'Net::HTTPBadResponse',
+                          'RoutesHelper::WebuiMatcher::InvalidRequestFormat', 'Timeout::Error']
 
   notice[:errors].pluck(:type).intersect?(exceptions_to_ignore)
 end