Resource Pack Details
The attached Resource Pack remodels the Wooden and Stone Swords to be affected by this bug, and makes the Enchantment Glint a solid color so it is more obvious.
This is what the model looks like:

This bug only occurs on the areas where the models intersect in the ui

Steps to Reproduce
1. Download and apply the attached Resource Pack
2. Place 9 Wooden Swords in a square pattern in a chest
3. Enchant the Wooden Sword in the center of the square
4. Notice the Enchantment Glint applying itself to adjacent items