Naturally spawned zombie villagers in zombie villagers have increased speed

What the bug caused:
Naturally spawned zombie villagers in zombie villages have abnormal speed
Intended feature:
Naturally spawned zombie villagers in zombie villages should have the same speed as regular zombies
To reproduce:
1. Find a zombie village (Seed and location I found the bug: 1526565007, x=190, z=-500
2. Find a zombie villager
3. Spawn a villager next to it
4. Observe the zombie villager’s speed