Nemesis - Anti-ESP, Security and more v2.4.0

1. Fixed a bug with hide-entities, glitching if the entity is below anti-freecam, but not blacklisted in config.

1. Added 1.21.11 support
2. Fixed the inventory modify on 1.21.5, had NMS problems.
3. Removed the entity hider bypass permission everyone getting confused it's broken.
4. Added return button when adding / removing mobs or blocks.
5. Added a way to exit prompt when adding mobs or blocks.
6. Made it optional in config to either keep or rehide the mobs after being revealed.
7. Fixed the login module config error.

1. Made it so you can whitelist all worlds.

1. Added chat cooldown in config.
2. Added chat max similarity in config.
3. Fixed the anti-freecam revealing more chunks than it should.
4. Made the entities not hide again once revealed.
5. Fixed the hide-structure Folia error in 1.21.4.
6. Fixed no revealing entities when not walking.

1. Fixed undisguise problem, when not writing the username exactly the same.

1. Fixed the error on universe spigot.

1. Added null checks to the packets received through packet events to avoid errors.

1. Fixed Hide Entity for Folia.