krypteia-tessera 0.2.0

Shared pure-Rust hash, XOF, MAC and KDF primitives for the krypteia workspace: SHA-1/2/3, Keccak, SHAKE/cSHAKE, RIPEMD-160, BLAKE2/BLAKE3, HMAC, SP 800-185 (KMAC/TupleHash/ParallelHash), the KDF family (HKDF, PBKDF2, SP 800-108, scrypt, Argon2), MGF1 and CRC-16/32. no_std, zero runtime dependencies.