Updated AUTHORS and CHANGELOG.md

Author: petermcd

AUTHORS

@@ -80,6 +80,7 @@ Paul Oswald
 Pavel Tvrdík
 Peter Carnesciali
 Peter Karman
+Peter McDonald
 Petr Dlouhý
 Rodney Richardson
 Rustem Saiargaliev

CHANGELOG.md

@@ -26,7 +26,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * #1311 Add option to disable client_secret hashing to allow verifying JWTs' signatures.
 
 - ### Fixed
-* #1284 Allow to logout whith no id_token_hint even if the browser session already expired
+* #1322 Instructions in documentation on how to create a code challenge and code verifier
+* #1284 Allow to logout with no id_token_hint even if the browser session already expired
 * #1296 Added reverse function in migration 0006_alter_application_client_secret
 
 ## [2.3.0] 2023-05-31