Update create_lxc.sh

ct/create_lxc.sh

@@ -6,6 +6,7 @@ set -o nounset
 set -o pipefail
 shopt -s expand_aliases
 alias die='EXIT=$? LINE=$LINENO error_exit'
+YW=`echo "\033[33m"`
 BL=`echo "\033[36m"`
 RD=`echo "\033[01;31m"`
 GN=`echo "\033[1;92m"`