Fix an issue that was causing a WORLD_MAP_UPDATE race condition

diff --git a/TomTom.lua b/TomTom.lua
index cbb7583..74b5ad9 100755
--- a/TomTom.lua
+++ b/TomTom.lua
@@ -242,7 +242,7 @@ end

 function TomTom:GetCurrentPlayerPosition()
     -- Try to get the position without 'flipping' the map
-    local m, f, x, y = astrolabe:GetUnitPosition("player", false)
+    local m, f, x, y = astrolabe:GetUnitPosition("player", true)
     if m and x and y and not (x <= 0 or y <= 0) then
         local floors = astrolabe:GetNumFloors(m)
         local floor = floors == 0 and 0 or 1