[deps] Update freezegun requirement from ~=1.2.2 to ~=1.5.1

Updates the requirements on [freezegun](https://github.com/spulec/freezegun) to permit the latest version.
- [Release notes](https://github.com/spulec/freezegun/releases)
- [Changelog](https://github.com/spulec/freezegun/blob/master/CHANGELOG)
- [Commits](spulec/freezegun@1.2.2...1.5.1)

---
updated-dependencies:
- dependency-name: freezegun
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements-test.txt

@@ -4,4 +4,4 @@ django-redis~=5.4.0
 channels_redis~=4.2.0
 pytest-asyncio~=0.23.8
 pytest-django~=4.8.0
-freezegun~=1.2.2
+freezegun~=1.5.1