feat(aes): update aes dependency and PAR_BLOCKS const

This updates the AES_PAR_BLOCKS constant from 9 to 8 on x86 backends
as this was changed in the aes crate (RustCrypto/block-ciphers@17bbd0b).

As the value of this constant was not subject to semver guarantees, this
is not a breaking change.

Author: robinhundt

Cargo.lock

@@ -14,7 +14,7 @@ homepage = "https://github.com/robinhundt/CryProt"
 repository = "https://github.com/robinhundt/CryProt"
 
 [workspace.dependencies]
-aes = "=0.9.0-rc.2"
+aes = "=0.9.0-rc.4"
 anyhow = "1.0.86"
 bincode = "1.3.3"
 bitvec = "1.0.1"

Cargo.toml

@@ -29,7 +29,7 @@ pub use block::Block;
 /// Do not depend on the value of the constant.
 // https://github.com/RustCrypto/block-ciphers/blob/4da9b802de52a3326fdc74d559caddd57042fed2/aes/src/ni.rs#L43
 #[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
-pub const AES_PAR_BLOCKS: usize = 9;
+pub const AES_PAR_BLOCKS: usize = 8;
 #[cfg(target_arch = "aarch64")]
 // https://github.com/RustCrypto/block-ciphers/blob/4da9b802de52a3326fdc74d559caddd57042fed2/aes/src/armv8.rs#L32
 pub const AES_PAR_BLOCKS: usize = 21;