Checks if an ED25519 signature is non-canonical.
Comes from Aptos Core https://github.com/aptos-labs/aptos-core/blob/main/crates/aptos-crypto/src/ed25519/ed25519_sigs.rs#L47-L85
Checks if an ED25519 signature is non-canonical.
Comes from Aptos Core https://github.com/aptos-labs/aptos-core/blob/main/crates/aptos-crypto/src/ed25519/ed25519_sigs.rs#L47-L85