refactor: remove unnecessary command_stop.sh call

The code change removes the unnecessary call to `command_stop.sh` in the `linuxgsm.sh` file. This improves efficiency and prevents lingering tmux sessions.

linuxgsm.sh

@@ -418,7 +418,6 @@ else
 	if [ ! -f "${datadir}/${selfname}.uid" ]; then
 		# stop running server (if running) to prevent lingering tmux sessions.
 		exitbypass=1
-		command_stop.sh
 		uid=$(date '+%s' | sha1sum | head -c 8)
 		echo "${uid}" > "${datadir}/${selfname}.uid"
 		socketname="${sessionname}-$(cat "${datadir}/${selfname}.uid")"