Skip test_encrypt_server for CockroachDB

tests/test_connection.py

@@ -1517,6 +1517,7 @@ class TestEncryptPassword(ConnectingTestCase):
                 scope=self.conn, algorithm='md5'),
             'md594839d658c28a357126f105b9cb14cfc')
 
+    @skip_if_crdb("password_encryption")
     @skip_before_libpq(10)
     @skip_before_postgres(10)
     def test_encrypt_server(self):

tests/testutils.py

@@ -497,6 +497,7 @@ crdb_reasons = {
     "named cursor": 41412,
     "nested array": 32552,
     "notify": 41522,
+    "password_encryption": 42519,
     "range": 41282,
     "stored procedure": 1751,
 }