fix(gmod): Remove authkey (#4370)

Fixes #4369

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

@@ -19,8 +19,6 @@ tickrate="66"
 gamemode="sandbox"
 
 ## Workshop Parameters | https://wiki.facepunch.com/gmod/Workshop_for_Dedicated_Servers
-# To get an API key visit - https://steamcommunity.com/dev/apikey
-wsapikey=""
 wscollectionid=""
 
 ## Game Server Login Token (GSLT): Optional
@@ -29,7 +27,7 @@ wscollectionid=""
 gslt=""
 
 ## Server Parameters | https://docs.linuxgsm.com/configuration/start-parameters#additional-parameters
-startparameters="-game garrysmod -strictportbind -ip ${ip} -port ${port} -tickrate ${tickrate} +host_workshop_collection ${wscollectionid} -authkey ${wsapikey} +clientport ${clientport} +tv_port ${sourcetvport} +gamemode ${gamemode} +map ${defaultmap} +sv_setsteamaccount ${gslt} +servercfgfile ${servercfg} -maxplayers ${maxplayers} -disableluarefresh"
+startparameters="-game garrysmod -strictportbind -ip ${ip} -port ${port} -tickrate ${tickrate} +host_workshop_collection ${wscollectionid} +clientport ${clientport} +tv_port ${sourcetvport} +gamemode ${gamemode} +map ${defaultmap} +sv_setsteamaccount ${gslt} +servercfgfile ${servercfg} -maxplayers ${maxplayers} -disableluarefresh"
 
 #### LinuxGSM Settings ####