Bump requests-mock from 1.9.3 to 1.12.1 (#226)

Bumps [requests-mock](https://github.com/jamielennox/requests-mock) from 1.9.3 to 1.12.1.
- [Release notes](https://github.com/jamielennox/requests-mock/releases)
- [Commits](jamielennox/requests-mock@1.9.3...1.12.1)

---
updated-dependencies:
- dependency-name: requests-mock
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Joakim Sørensen <joasoe@gmail.com>

requirements_test.txt

@@ -5,5 +5,5 @@ flake8==7.0.0
 pylint==2.15.5
 pytest==8.2.0
 moto[cognitoidp]>=5.0.0
-requests-mock==1.9.3
+requests-mock==1.12.1
 freezegun==1.5.1