Merge pull request rails#35831 from abhaynikam/35826-updated-doc-template-rawfile-after-35826

[ci skip] Updated the doc after renaming Template::File -> Template::RawFile in rails#35826

Author: kaspth

actionview/lib/action_view/template/raw_file.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 module ActionView #:nodoc:
-  # = Action View File Template
+  # = Action View RawFile Template
   class Template #:nodoc:
     class RawFile #:nodoc:
       attr_accessor :type, :format