refactor: improve logging in command_stop.sh

- Changed `fn_script_log_error` to `fn_script_log_info` for consistency
- Removed unnecessary empty line

lgsm/modules/command_stop.sh

@@ -256,7 +256,7 @@ fn_stop_tmux() {
 fn_stop_pre_check() {
 	if [ "${status}" == "0" ]; then
 		fn_print_info_nl "${servername} is already stopped"
-		fn_script_log_error "${servername} is already stopped"
+		fn_script_log_info "${servername} is already stopped"
 	else
 		# Select graceful shutdown.
 		fn_stop_graceful_select
@@ -286,7 +286,6 @@ if [ "${firstcommandname}" == "STOP" ];then
 	rm -f "${lockdir:?}/${selfname}-monitoring.lock"
 fi
 
-
 # Remove stopping lockfile.
 rm -f "${lockdir:?}/${selfname}-stopping.lock"