Move youki_version macro define in use before

[rongfu.leng]

Current youki_version macro define in main.rs#L59 line, but use main.rs#L30, RustRover can't find this function definition, I just want it to be defined before I use it.

youki/crates/youki/src/main.rs

Line 59 in 4d4ce7c

 macro_rules! youki_version {