Bump freezegun from 1.2.2 to 1.4.0 in /open-social (#1049)

Bumps [freezegun](https://github.com/spulec/freezegun) from 1.2.2 to 1.4.0.
- [Release notes](https://github.com/spulec/freezegun/releases)
- [Changelog](https://github.com/spulec/freezegun/blob/master/CHANGELOG)
- [Commits](spulec/freezegun@1.2.2...1.4.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Zaius Dr <[email protected]>

open-social/tests/test_requirements.txt

@@ -1,6 +1,6 @@
 -r ../project_scrapper/requirements.txt
 -r ../open_social_core/requirements.txt
-freezegun==1.2.2
+freezegun==1.4.0
 moto==4.2.7
 pytest==7.4.4
 pyyaml==6.0.1