Striders in lava are not affected by Levitation

Summary:
When a strider in lava is given the Levitation effect, it does not levitate.

This bug also existed in Java Edition and was fixed in 20w18a: MC-176203.

Steps to Reproduce:

1. Spawn a strider in lava

2. Run the following command: /effect @e[type=strider] levitation 9999 1

Observed Results:
The strider stays in the lava.

Expected Results:
The strider should levitate.

Video: