Bump freezegun from 1.1.0 to 1.2.0

Bumps [freezegun](https://github.com/spulec/freezegun) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/spulec/freezegun/releases)
- [Changelog](https://github.com/spulec/freezegun/blob/master/CHANGELOG)
- [Commits](spulec/freezegun@1.1.0...1.2.0)

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

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

requirements.txt

@@ -2,5 +2,5 @@ coverage==6.3.1
 Django==2.2.27
 django-debug-toolbar==3.2.4
 docutils==0.18.1
-freezegun==1.1.0
+freezegun==1.2.0
 django-formtools==2.3