OLS -> Nginx site clone with modsec enabled on source line 2435 fix

line 2435 fixing the rn on

remote_modsec_dir_commands="[[ -f /var/www/${site_to_clone}/modsec/${site_to_clone}-main.conf ]] && rn /var/www/${site_to_clone}/modsec/${site_to_clone}-main.conf;"

to rm