2.3.31-1.7.10: Add method that allows slots to override stack amount rendering (#89)

What's Changed

• Add method that allows slots to override stack amount rendering by @RecursivePineapple in #89

New Contributors

• @RecursivePineapple made their first contribution in #89

Full Changelog: 2.3.28-1.7.10...2.3.31-1.7.10