One of magenta dye recipes is unlocked via getting Ink Sac

The bug

magenta_dye_from_lapis_ink_bonemeal recipe is unlocked via getting an Ink Sac, even though it is not in the recipe itself.

How to reproduce

1. Clear all recipes

   /recipe take @p *
   /advancement revoke @p from minecraft:recipes/root

2. Get inc sac in your inventory

3. Open the recipe book
   → You'll see the magenta recipe that is crafted from lapis, 2 bone meal and a red dye