Changed "alg" field in JWK example
Changed alg field value from RSA to PS512. According to https://docs.fitko.de/fit-connect/docs/details/crypto/ keys for verification have to use "PS512" Algorithm.
Changed alg field value from RSA to PS512. According to https://docs.fitko.de/fit-connect/docs/details/crypto/ keys for verification have to use "PS512" Algorithm.