Improve loot from worms vault

It's very dangerous for when it shows, so better stuff is warranted

game/modules/tome/data/maps/vaults/auto/lesser/worms.lua

@@ -34,14 +34,15 @@ defineTile('#', "HARDWALL")
 defineTile('!', "DOOR_VAULT")
 
 defineTile('$', "FLOOR", {random_filter={add_levels=20, type="money"}})
-defineTile('*', "FLOOR", {random_filter={add_levels=5, tome_mod="gvault"}})
+defineTile('*', "FLOOR", {random_filter={add_levels=15, tome_mod="gvault"}})
+defineTile('~', "FLOOR", {random_filter={add_levels=5, tome_mod="gvault"}})
 
 defineTile('w', "FLOOR", nil, {random_filter={add_levels=10, name = "carrion worm mass"}} )
 defineTile('W', "FLOOR", nil, {random_filter={add_levels=5, name = "worm that walks"}} )
 
 return {
  [[#########]],
- [[#..w*w..#]],
+ [[#~~w*w~~#]],
  [[#..www..#]],
  [[#..ooo..#]],
  [[#.......#]],