[fix] Ending i not needed to delete the line

scripts/config

@@ -248,7 +248,7 @@ ynh_app_config_validate() {
         for rm_regex in "$(jq --raw-output '.openvpn_rm[]' "${config_file}")"
         do
             if [ ! -z "${rm_regex}" ] ; then
-                sed -i "/$rm_regex/di" $tmp_dir/client.conf.tpl
+                sed -i "/$rm_regex/d" $tmp_dir/client.conf.tpl
             fi
         done