Changes

`ItemPotion`: clear stew effects, modernize (#2582)

* Initial update + cleanup

* Remove another redundant method

* Move legacy code to the bottom

* Properly clear suspicious stew effects

* Fix `getMapTagData` maps order

* Mirror upstream changes

* Early return in `setPropertyValue`

* Update meta

* Color under `includeExtras`

* Correct direct `object` usage

* Cleanup `getMapTagData` list creation
(commit: 5cf15d9)