Compatibility with python-cryptography 42

based on initial changes proposed in #534 which did not work for the old
cryptography, but this should work for both.

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

test/test_crypto.py

@@ -8,6 +8,7 @@
 from base64 import b64decode
 from hashlib import sha256, sha384
 from cryptography.hazmat.primitives.serialization import load_pem_public_key
+from cryptography.exceptions import UnsupportedAlgorithm
 
 rsa_private_key = b"""
 -----BEGIN RSA PRIVATE KEY-----
@@ -206,7 +207,7 @@ def setUp(self):
         self._has_sect163r2 = True
         try:
             load_pem_public_key(ecc_bad_curve)
-        except ValueError:
+        except (ValueError, UnsupportedAlgorithm):
             self._has_sect163r2 = False
 
     def test_public_from_pem_rsa(self):