fix(vhserver): add escaped quotes to Valheim startparams to account for spaces (#3272)

Author: Log1x

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

@@ -18,7 +18,7 @@ public="1"
 savedir="$HOME/.config/unity3d/IronGate/Valheim"
 
 ## Server Parameters | https://docs.linuxgsm.com/configuration/start-parameters#additional-parameters
-startparameters="-name '${servername}' -password ${serverpassword} -port ${port} -world ${gameworld} -public ${public} -savedir '${savedir}'"
+startparameters="-name \"${servername}\" -password \"${serverpassword}\" -port ${port} -world \"${gameworld}\" -public ${public} -savedir \"${savedir}\""
 
 #### LinuxGSM Settings ####