Drop unused project param from #initialize

ee/lib/gitlab/code_owners/file.rb

@@ -7,9 +7,8 @@ module Gitlab
 
       SECTION_HEADER_REGEX = /\[(.*?)\]/.freeze
 
-      def initialize(blob, project = nil)
+      def initialize(blob)
         @blob = blob
-        @project = project
       end
 
       def parsed_data

ee/lib/gitlab/code_owners/loader.rb

@@ -63,7 +63,7 @@ module Gitlab
 
       def load_code_owners_file
         code_owners_blob = @project.repository.code_owners_blob(ref: @ref)
-        Gitlab::CodeOwners::File.new(code_owners_blob, @project)
+        Gitlab::CodeOwners::File.new(code_owners_blob)
       end
     end
   end

ee/spec/lib/gitlab/code_owners/file_spec.rb

@@ -5,6 +5,8 @@ require 'spec_helper'
 RSpec.describe Gitlab::CodeOwners::File do
   include FakeBlobHelpers
 
+  # 'project' is required for the #fake_blob helper
+  #
   let(:project) { build(:project) }
   let(:file_content) do
     File.read(Rails.root.join('ee', 'spec', 'fixtures', 'codeowners_example'))