Pet Pass: Trade Your Pets!

Update to 1.21.8 Cleaned up code

Port to 1.20 Also, some minor changes:

• The pet proof of ownership is no longer in its own tab to prevent tab bloat.
• When you right click the ground, the coordinates are now rounded to prevent numbers like 40.3249834234324343254943986966498 filling up your screen.

Port to 1.19.2

Port to 1.18

Port to 1.17