Don't say that we can pass an 'exten' argument in the documentation of Park() when we really cannot. #6902 (opsys)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@18866 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_features.c

@@ -125,7 +125,7 @@ static char *parkcall = "Park";
 
 static char *synopsis2 = "Park yourself";
 
-static char *descrip2 = "Park(exten):"
+static char *descrip2 = "Park():"
 "Used to park yourself (typically in combination with a supervised\n"
 "transfer to know the parking space). This application is always\n"
 "registered internally and does not need to be explicitly added\n"