[vector-crypto] moving vector crypto extensions out of unratified directory

[nibrunieAtSi5]

moving vector crypto extensions out of unratified directory

test

• generating opcodes before / after this PR and diffing:

diff encoding.out.h encoding.out.ratified-crypto-09012024-1353.h
7c7
<  * https://github.com/riscv/riscv-opcodes (eb90130)
---
>  * https://github.com/riscv/riscv-opcodes (98eecc3)