Add missing `# frozen_string_literal: true`

activestorage/app/models/active_storage/blob/analyzable.rb

+# frozen_string_literal: true
+
 require "active_storage/analyzer/null_analyzer"
 
 module ActiveStorage::Blob::Analyzable

activestorage/app/models/active_storage/blob/representable.rb

+# frozen_string_literal: true
+
 module ActiveStorage::Blob::Representable
   extend ActiveSupport::Concern
 

activestorage/lib/active_storage/errors.rb

+# frozen_string_literal: true
+
 module ActiveStorage
   class InvariableError < StandardError; end
   class UnpreviewableError < StandardError; end