wayland: remove user service

Signed-off-by: fufesou <shuanglongchen@yeah.net>

res/DEBIAN/preinst

@@ -7,13 +7,6 @@ case $1 in
 		INITSYS=$(ls -al /proc/1/exe | awk -F' ' '{print $NF}' | awk -F'/' '{print $NF}')
 		if [ "systemd" == "${INITSYS}" ]; then
 			service rustdesk stop || true
-      
-      serverUser=$(ps -ef | grep -E 'rustdesk +--server' | awk '{print $1}' | head -1)
-      if [ "$serverUser" != "" ] && [ "$serverUser" != "root" ]
-      then
-        systemctl --machine=${serverUser}@.host --user stop rustdesk || true
-      fi
-
       sleep 1
       rm -rf /usr/bin/libsciter-gtk.so
 		fi