Fix base64-encoded file uploads not being possible (#12748)

Fix #3804, Fix #5776

app/controllers/settings/profiles_controller.rb

@@ -1,16 +1,11 @@
 # frozen_string_literal: true
 
 class Settings::ProfilesController < Settings::BaseController
-  include ObfuscateFilename
-
   layout 'admin'
 
   before_action :authenticate_user!
   before_action :set_account
 
-  obfuscate_filename [:account, :avatar]
-  obfuscate_filename [:account, :header]
-
   def show
     @account.build_fields
   end