Bump pytz from 2024.2 to 2025.1

Bumps [pytz](https://github.com/stub42/pytz) from 2024.2 to 2025.1.
- [Release notes](https://github.com/stub42/pytz/releases)
- [Commits](stub42/pytz@release_2024.2...release_2025.1)

---
updated-dependencies:
- dependency-name: pytz
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

requirements.txt

@@ -29,7 +29,7 @@ contextlib2==21.6.0
 rcssmin==1.2.0
 rjsmin==1.2.2
 ipaddress==1.0.23
-pytz==2024.2
+pytz==2025.1
 
 django-courseaffils==2.4.0