Investigate Daniel Lemire's approach to 8-bit parsing

[VMois]

https://lemire.me/blog/2023/11/28/parsing-8-bit-integers-quickly/

[VMois]

Similar approach to what atol-simd uses now is also described in another article - https://lemire.me/blog/2023/09/22/parsing-integers-quickly-with-avx-512/