should also multiply 0.5

[caxieyou]

https://github.com/mikialex/rendiation/blob/4e8dd161a0540968703c2d5eaf0cd364ecbe65b0/components/space/src/bst/apply.rs#L31

the child center shoud be equal to the current center + 1/2 of the half too.

or it's getting bigger and bigger