Happy Ghast Haste (1.21.10)

What it does:
- Haste increases a Happy Ghast's sustained flight speed while it is wearing a harness.

Levels (Roman numerals in-game):
- Haste I: ~ sprinting player speed
- Haste II: mid-point speed increase
- Haste III: ~ fastest-horse speed (~14 blocks/sec)

Applies to:
- Happy Ghast Harness only (effect only applies while the ghast is harnessed)

How to obtain:
- Standard enchantment sources (enchanting table/loot/villagers) depending on your world and other datapacks.
