Add test for ecdsa public key

Dependencies

• [2] UHAEQPZU Support ecdsa-sha2-nistp256 keys for authentication
• [*] 7FRJYUI6 Reboot because of a bad change

Change contents

• edit in thrussh-keys/src/lib.rs at line 517
  [2.2611]

  [4.38717]
  + #[cfg(feature = "p256")]

  + fn test_decode_p256_public_key() {

  + parse_public_key_base64(

  + "AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBDmt4mv8/EGxVNpzEqkXqOIihUTKWjHa2fUieOBwLTKyv8y8VPmf/BKUuI3A1k3aQjR2NBuB4glem5AgX89mD1Q=",

  + )

  + .unwrap();

  + }

  +

  + #[test]