Bump exceptiongroup from 1.0.4 to 1.2.0

Bumps [exceptiongroup](https://github.com/agronholm/exceptiongroup) from 1.0.4 to 1.2.0.
- [Release notes](https://github.com/agronholm/exceptiongroup/releases)
- [Changelog](https://github.com/agronholm/exceptiongroup/blob/main/CHANGES.rst)
- [Commits](agronholm/exceptiongroup@1.0.4...1.2.0)

---
updated-dependencies:
- dependency-name: exceptiongroup
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

requirements/test-requirements.txt

@@ -20,7 +20,7 @@ django-coverage-plugin==3.1.0
     # via -r requirements/test-requirements.in
 django-test-migrations==1.3.0
     # via -r requirements/test-requirements.in
-exceptiongroup==1.0.4
+exceptiongroup==1.2.0
     # via pytest
 factory-boy==3.3.0
     # via -r requirements/test-requirements.in