[1.9-1.12] End Generation Bug

Description YT

An end generation bug, end generator randomizer is seeded only on generation, not population.

Twitch: https://twitch.tv/earthcomputer
Twitter: https://twitter.com/Earthcomputer_
ProtoTech Discord: https://discord.gg/KM2xcrF
Technical Minecraft Community Discord: https://discord.gg/PEJvfAf

ProtoTech members:
0x53ee71ebe11e: https://goo.gl/mq4aRN
1011: https://goo.gl/ym7yBF
Acheron River: https://goo.gl/2dh2Xk
Bobby: https://goo.gl/nUhsgD
Cats: https://goo.gl/K63z2U
Comet: https://goo.gl/qRgFbb
commandblockguy: https://goo.gl/T7rA2K
CraftMechanics: https://goo.gl/ujSQwq
DogetorHue: https://goo.gl/pbu9mN
Earthcomputer: https://goo.gl/KpoacL
EDDxample: https://goo.gl/uMrW1Q
Galia: https://goo.gl/uhk9Nu
Guberti: https://goo.gl/zTpvS8
kikawet: https://goo.gl/hLMYok
KK: https://goo.gl/mXk9q9
Landmining: https://goo.gl/5bnDbg
Lord Jon: https://goo.gl/TT9fg5
MelonBP: ---
Mouse: https://goo.gl/Y5ZoQm
Narcoleptic Frog: https://goo.gl/jNJ4MJ
Noerdy: https://goo.gl/A3B3BU
Nooticus: https://goo.gl/H2NKpw
Nukelawe: https://goo.gl/rJNn8o
Omeganx: https://goo.gl/0NzXb5
Pingu: https://goo.gl/y4SaBz
Ray: https://goo.gl/0Qtuoc
Respawn4: https://goo.gl/FX4DNe
RubiksImplosion: https://goo.gl/y27p9e
Rusty: https://goo.gl/QyBgR1
Samnrad: https://goo.gl/GogBGf
SBG: https://goo.gl/KtWD3U
Smokey: https://goo.gl/YSc4Fo
Theosib: https://goo.gl/sk21eb
timmist24: ---
XcelliorE: https://goo.gl/b6Fkkj
Yunsung: https://goo.gl/HchA8d
zefenglin: https://goo.gl/JgaERF