Update from upstream SpigotMC
Fix empty `ench` tags being wiped by the meta system SpigotMC/Spigot@cc9a1a417f1ac95a7957db8636e31c8fc2baf4e9
Add Hunger Config Values SpigotMC/Spigot@2cd515e2241947e3f9a11d6975c2d657360f7acd
Make debug logging togglable SpigotMC/Spigot@d31b1d616fe2c16bd3609d6f632826e05bc505e9

Spigot has implemented a system of hunger exhaustion similar to ours, as such a lot of config values have been moved there.
Our exhaustion patch has been trimmed and only a few values for exhaustion remain in paper.yml, the others now sit in spigot.yml
Don't tick enderchests either