The green nausea overlay no longer renders

The Bug:

The green nausea overlay no longer renders.

Steps to Reproduce:

• Go into your options and turn distortion effects off, in order to see the green nausea overlay. (Options > Accessibility Settings > Distortion Effects : OFF)
• Give yourself the nausea effect.

/effect give @s minecraft:nausea 100 1 true

→  Notice how no green overlay appears.