fix(vints): roll back to Ubuntu 22.04 docker

lgsm/data/serverlist.csv

@@ -126,7 +126,7 @@ ut2k4,ut2k4server,Unreal Tournament 2004,ubuntu-24.04
 ut3,ut3server,Unreal Tournament 3,ubuntu-24.04
 ut99,ut99server,Unreal Tournament 99,ubuntu-24.04
 vh,vhserver,Valheim,ubuntu-24.04
-vints,vintsserver,Vintage Story,ubuntu-24.04
+vints,vintsserver,Vintage Story,ubuntu-22.04
 vpmc,vpmcserver,Velocity Proxy MC,ubuntu-24.04
 vs,vsserver,Vampire Slayer,ubuntu-24.04
 wet,wetserver,Wolfenstein: Enemy Territory,ubuntu-24.04