Killing baby piglins awards the same amount of experience as killing adult piglins

The Bug:

Killing baby piglins awards the same amount of experience as killing adult piglins.

Steps to Reproduce:

1. Summon a piglin and a baby piglin.
2. Kill both of them and observe and compare how much experience orbs they drop.

Observed Behavior:

Killing baby piglins awards the same amount of experience as killing adult piglins.

Expected Behavior:

Killing baby piglins would award less experience compared to killing adult piglins.