Update README.md

Co-authored-by: Wiktor Kwapisiewicz <wiktor@metacode.biz>
Signed-off-by: Jasper Spaans <jasper@bmw12.nl>

Author: jap

README.md

@@ -304,7 +304,7 @@ keys][9580] can also be generated:
 from pysequoia import Profile
 
 mary = Cert.generate("Modern Mary <mary@example.com", profile=Profile.RFC9580)
-print(f"Generater cert with fingerprint {mary.fpr}:\n{mary}")
+print(f"Generated cert with fingerprint {mary.fingerprint}:\n{mary}")
 ```
 
 Note that legacy PGP implementations may not be able to consume these