Restore Spawn Chunks

Readds Spawn Chunks which were removed in 25w31a.

Spawn Chunks are chunks around spawn that are always loaded

19x19 Chunks by default

Commands

/function spawnchunks:admin/set {value:9}

modifies the area of Spawn Chunks specified by the number following value: (Default: 9)

Value	Chunks Effected
-1	0x0
0	1x1
1	3x3
2	5x5
3	7x7
4	9x9
...	...
15	31x31

Contact me on Discord for any issues! @hexasan