SC2006: Use $(..) instead of legacy `..`.

lgsm/config-default/config-lgsm/sdtdserver/_default.cfg

@@ -13,7 +13,7 @@ ip="0.0.0.0"
 
 ## Server Start Command | https://github.com/GameServerManagers/LinuxGSM/wiki/Start-Parameters#additional-parameters
 fn_parms(){
-parms="-logfile ${gamelogdir}/output_log__`date +%Y-%m-%d__%H-%M-%S`.txt -quit -batchmode -nographics -dedicated -configfile=${servercfgfullpath}"
+parms="-logfile ${gamelogdir}/output_log__$(date +%Y-%m-%d__%H-%M-%S).txt -quit -batchmode -nographics -dedicated -configfile=${servercfgfullpath}"
 }
 
 #### LinuxGSM Settings ####
@@ -58,7 +58,7 @@ pushovertoken="accesstoken"
 
 # Telegram Alerts | https://github.com/GameServerManagers/LinuxGSM/wiki/Telegram
 # You can add a custom cURL string eg proxy (useful in Russia) or else in "curlcustomstring".
-# like a "--socks5 ipaddr:port" for socks5 proxy see more in "curl --help", if you not need 
+# like a "--socks5 ipaddr:port" for socks5 proxy see more in "curl --help", if you not need
 # any custom string in curl - simple ignore this parameter.
 telegramalert="off"
 telegramtoken="accesstoken"