fix: misleading indentation on BAG_UPDATE/UNIT_INVENTORY_CHANGED emits

The two emit calls were indented 12 spaces (suggesting a nested block)
instead of 8 (matching the enclosing if). Same class of maintenance
trap as the PLAYER_ALIVE/PLAYER_UNGHOST fix in b3abf04d.

src/game/entity_controller.cpp

@@ -1228,8 +1228,8 @@ void EntityController::updateItemOnValuesUpdate(const UpdateBlock& block,
     }
     if (inventoryChanged) {
         owner_.rebuildOnlineInventory();
-            pendingEvents_.emit("BAG_UPDATE", {});
-            pendingEvents_.emit("UNIT_INVENTORY_CHANGED", {"player"});
+        pendingEvents_.emit("BAG_UPDATE", {});
+        pendingEvents_.emit("UNIT_INVENTORY_CHANGED", {"player"});
     }
 }