Rename internal method to denylist

ee/app/models/push_rule.rb

@@ -78,7 +78,7 @@ class PushRule < ApplicationRecord
     data_match?(email, author_email_regex)
   end
 
-  def filename_blacklisted?(file_path)
+  def filename_denylisted?(file_path)
     regex_list = []
     regex_list.concat(FILES_DENYLIST) if prevent_secrets
     regex_list << file_name_regex if file_name_regex

ee/lib/ee/gitlab/checks/diff_check.rb

@@ -82,7 +82,7 @@ module EE
 
         def file_name_validation
           lambda do |diff|
-            if (diff.renamed_file || diff.new_file) && blacklisted_regex = push_rule.filename_blacklisted?(diff.new_path)
+            if (diff.renamed_file || diff.new_file) && blacklisted_regex = push_rule.filename_denylisted?(diff.new_path)
               return unless blacklisted_regex.present?
 
               "File name #{diff.new_path} was blacklisted by the pattern #{blacklisted_regex}."

ee/spec/models/push_rule_spec.rb

@@ -132,7 +132,7 @@ describe PushRule do
     commit_message_blocked?: :commit_message_negative_regex,
     branch_name_allowed?: :branch_name_regex,
     author_email_allowed?: :author_email_regex,
-    filename_blacklisted?: :file_name_regex
+    filename_denylisted?: :file_name_regex
   }
 
   methods_and_regexes.each do |method_name, regex_attr|