Replaces find(:first) calls in migrations.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10929 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/003_issue_add_note.rb

@@ -7,6 +7,6 @@ class IssueAddNote < ActiveRecord::Migration
   end
 
   def self.down
-    Permission.find(:first, :conditions => ["controller=? and action=?", 'issues', 'add_note']).destroy
+    Permission.where("controller=? and action=?", 'issues', 'add_note').first.destroy
   end
 end