chore(deps): bump django-google-sso from 6.3.0 to 6.4.0

Bumps [django-google-sso](https://github.com/megalus/django-google-sso) from 6.3.0 to 6.4.0.
- [Release notes](https://github.com/megalus/django-google-sso/releases)
- [Changelog](https://github.com/megalus/django-google-sso/blob/main/CHANGELOG.md)
- [Commits](megalus/django-google-sso@v6.3.0...v6.4.0)

---
updated-dependencies:
- dependency-name: django-google-sso
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pyproject.toml

@@ -13,7 +13,7 @@ dependencies = [
     "Django==5.1",
     "django-csp==3.8",
     "django-admin-sortable2==2.2.2",
-    "django-google-sso==6.3.0",
+    "django-google-sso==6.4.0",
     "eligibility-api==2023.9.1",
     "calitp-littlepay==2024.7.1",
     "requests==2.32.3",