location of the bug posting guidelines has changed

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@49045 65c4cc65-6c06-0410-ace0-fbb531ad65f3

BUGS

@@ -10,7 +10,7 @@ For more information on using the bug tracker, or to
 learn how you can contribute by acting as a bug marshall
 please see:
 
-	http://www.digium.com/index.php?menu=bugguidelines
+	http://www.asterisk.org/developers/bug-guidelines
 
 If you would like to submit a feature request, please
 resist the temptation to post it to the bug tracker.