Fix the syntax of declaring a hint with a name to be compatible with trunk

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@81781 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/extensions.conf.sample

@@ -534,7 +534,7 @@ include => demo
 ; room to overlap extensions and menu options without conflict.  You can alias
 ; them with names, too, and use global variables
 
-;exten => 6245,hint,SIP/Grandstream1&SIP/Xlite1,Joe Schmoe ; Channel hints for presence
+;exten => 6245,hint,SIP/Grandstream1&SIP/Xlite1(Joe Schmoe) ; Channel hints for presence
 ;exten => 6245,1,Dial(SIP/Grandstream1,20,rt)	; permit transfer
 ;exten => 6245,n(dial),Dial(${HINT},20,rtT)	; Use hint as listed
 ;exten => 6245,n,Voicemail(6245,u)		; Voicemail (unavailable)