Removing unused configuration parameters

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@257768 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/cdr_odbc.conf.sample

@@ -4,8 +4,6 @@
 
 ;[global]
 ;dsn=MySQL-test
-;username=username
-;password=password
 ;loguniqueid=yes
 ;dispositionstring=yes
 ;table=cdr		;"cdr" is default table name