etc/init.d/vz-redhat: remove bashisms: for (( ... )) and let var++

remove bashism :
"for ((i = 0; i <= 2; i++)); do" -> "for i in `seq 0 2`; do"
"let var++" ->  "var=$(($var+1))"

[kir@openvz.org: change `seq 0 2` to just 0 1 2; seq is GNU coreutils specific]
1 file changed