Remove merged ClassicAPI vendor adapter

mods/vendor-values-classicapi.lua

@@ -1,32 +0,0 @@
-local API = ShaguTweaks.API
-
--- Keep the original static database as an immediate compatibility fallback.
--- ClassicAPI's live item cache is authoritative when it has the item record,
--- which also covers Turtle/custom items and server-side price changes.
-if not API or not API.itemprice or not ShaguTweaks.SellValueDB then return end
-
-local legacy = ShaguTweaks.SellValueDB
-local live = {}
-
-setmetatable(live, {
-  __index = function(tab, itemID)
-    if type(itemID) ~= "number" then
-      return legacy[itemID]
-    end
-
-    local price = API.GetItemSellPriceByID(itemID)
-    if price ~= nil then
-      -- Vendor values don't change during a session. Cache successful reads so
-      -- the tooltip's repeated lookups stay pure Lua after the first hit.
-      rawset(tab, itemID, price)
-      return price
-    end
-
-    -- An uncached item is warmed by ClassicAPI in the background. Use the old
-    -- database now; a later tooltip lookup will transparently pick up live data.
-    return legacy[itemID]
-  end
-})
-
-ShaguTweaks.SellValueLegacyDB = legacy
-ShaguTweaks.SellValueDB = live