gnus: conditional mail setup based on hostname

[~bandali/configs] / .config / jami.net / Jami.conf

[General]
AutoUpdate=true
DisplayImagesChatview=true
DownloadPath=/home/bandali/u/dl
EnableDarkTheme=false
EnableNotifications=true
EnableTypingIndicator=true
MinimizeOnClose=true
NeverShowMeAgain=false