Remove some trailing whitespace and steal revision 400000.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@400000 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/sip.conf.sample

@@ -6,7 +6,7 @@
 ;	configuration. If your Asterisk is installed on a public
 ;	IP address connected to the Internet, you will want to learn
 ;	about the various security settings BEFORE you start
-;	Asterisk. 
+;	Asterisk.
 ;
 ;	Especially note the following settings:
 ;		- allowguest (default enabled)