Revert "fix: hoist zero-point early return in _update_points, removing duplicate check"

This reverts commit d4fc24c.

Author: ChrisLovering

bot/exts/levels/_cog.py

@@ -196,12 +196,11 @@ async def _refresh_sorted_thresholds(self) -> None:
     async def _update_points(self, user_id: int, points: int, halve_points: bool=False) -> None:
         """Updates user's score and ensures correct role is assigned."""
         logger.debug(f"User {user_id} getting {points} points, halving override: {halve_points}.")
-        if points == 0 and not halve_points:
-            return
-
         if not await self.user_points_cache.contains(user_id):
             await self.user_points_cache.set(user_id, points)
         else:
+            if points == 0 and not halve_points:
+                return
             current_points = cast(int, await self.user_points_cache.get(user_id, default=0))
             new_point_total = current_points + points
             if halve_points: