riscv: hwprobe: export vector crypto ISA extensions

riscv: hwprobe: export vector crypto ISA extensions

Export Zv* vector crypto ISA extensions that were added in "RISC-V
Cryptography Extensions Volume II" specification[1] through hwprobe.
This adds support for the following instructions:

- Zvbb: Vector Basic Bit-manipulation
- Zvbc: Vector Carryless Multiplication
- Zvkb: Vector Cryptography Bit-manipulation
- Zvkg: Vector GCM/GMAC.
- Zvkned: NIST Suite: Vector AES Block Cipher
- Zvknh[ab]: NIST Suite: Vector SHA-2 Secure Hash
- Zvksed: ShangMi Suite: SM4 Block Cipher
- Zvksh: ShangMi Suite: SM3 Secure Hash
- Zvknc: NIST Algorithm Suite with carryless multiply
- Zvkng: NIST Algorithm Suite with GCM.
- Zvksc: ShangMi Algorithm Suite with carryless multiplication
- Zvksg: ShangMi Algorithm Suite with GCM.
- Zvkt: Vector Data-Independent Execution Latency.

Zvkn and Zvks are ommited since they are a superset of other extensions.

Link: https://drive.google.com/file/d/1gb9OLH-DhbCgWp7VwpPOVrrY6f3oSJLL/view
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Evan Green <evan@rivosinc.com>
Link: https://lore.kernel.org/r/20231114141256.126749-8-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>