Bump byteorder from 1.3.4 to 1.4.3 in /src/kernel
Bump byteorder from 1.3.4 to 1.4.3 in /src/kernel

Bumps [byteorder](https://github.com/BurntSushi/byteorder) from 1.3.4 to 1.4.3.
- [Release notes](https://github.com/BurntSushi/byteorder/releases)
- [Changelog](https://github.com/BurntSushi/byteorder/blob/master/CHANGELOG.md)
- [Commits](https://github.com/BurntSushi/byteorder/compare/1.3.4...1.4.3)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
1tgr/rust-os,1tgr/rust-os,1tgr/rust-os,1tgr/rust-os