fix(client/interface): progressbar props not deleted

Somehow, calling DetachEntity before DeleteEntity results in the
entity not being deleted (when oal is enabled).
Fortunately we don't need to detach it before deleting.

resource/interface/client/progress.lua

@@ -95,7 +95,6 @@ local function startProgress(data)
 			local prop = data['prop'..i]
 
 			if prop then
-				DetachEntity(prop)
 				DeleteEntity(prop)
 			end
 		end