Fall damage is reset when an entity converts to another entity

The Bug:

Fall damage is reset when an entity converts to another entity.

See this comment by [Mod] markderickson for more information.

To Reproduce

1. Summon a piglin that converts to a zombified piglin right before it hits the ground by using the command provided below.

   /summon minecraft:piglin ~ ~31 ~ {TimeInOverworld:270}

2. Notice that after the piglin converts to a zombified piglin (while falling) and does not die when hitting the ground.