update _benchmarks dependencies

JWKS support: Fetch, parse JWKS to Keys and encode Keys to JWKS. AWS …

…Cognito JWKS with ease, one-liner: FetchAWSCognitoPublicKeys

minor: change GenerateBase64EdDSA: no padding

add GenerateBase64EdDSA helper

Merge pull request #17 from jamietanna/chore/go-version

Downgrade Go version requirement to 1.20

update to go1.21

breaking change: HeaderValidator: returns an extra output argument wh…

…ich can optionally (if not nil) set the decryption method dynamically based on the kid

add GenerateEdDSA helper and origin_jti on standard claims

minor: add optional MaxAge field to the multiple keys signer