There are no shadows on text used to display the description of advancements within the advancements menu

The Bug:

There are no shadows on text used to display the description of advancements within the advancements menu.

The report was created based on this comment by [Mojang] slicedlime.

Steps to Reproduce:

1. Open the advancements menu and hold your mouse cursor over any advancement.
2. Look at the text that's used to display the description of the advancement.

Observed Behavior:

There are no shadows.

Expected Behavior:

There would be shadows.