Update bcrypt requirement

Updates the requirements on [bcrypt](https://github.com/pyca/bcrypt) to permit the latest version.

Updates `bcrypt` to 5.0.0
- [Changelog](https://github.com/pyca/bcrypt/blob/main/CHANGELOG.rst)
- [Commits](pyca/bcrypt@v1.0.0...5.0.0)

---
updated-dependencies:
- dependency-name: bcrypt
  dependency-version: 5.0.0
  dependency-type: direct:production
  dependency-group: python-requirements
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements/tests.txt

@@ -5,7 +5,7 @@ Flask-SQLAlchemy
 Flask-SQLAlchemy-Lite
 argon2-cffi
 authlib
-bcrypt<5.0.0
+bcrypt<6.0.0
 bleach
 coverage
 cryptography