Bump the pypi-updates group with 4 updates

Bumps the pypi-updates group with 4 updates: [google-auth](https://github.com/googleapis/google-cloud-python), [google-api-python-client](https://github.com/googleapis/google-api-python-client), [icalendar](https://github.com/collective/icalendar) and [pytest](https://github.com/pytest-dev/pytest).


Updates `google-auth` from 2.53.0 to 2.55.1
- [Release notes](https://github.com/googleapis/google-cloud-python/releases)
- [Changelog](https://github.com/googleapis/google-cloud-python/blob/main/packages/google-cloud-documentai/CHANGELOG.md)
- [Commits](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.53.0...google-auth-v2.55.1)

Updates `google-api-python-client` from 2.197.0 to 2.198.0
- [Release notes](https://github.com/googleapis/google-api-python-client/releases)
- [Commits](https://github.com/googleapis/google-api-python-client/compare/v2.197.0...v2.198.0)

Updates `icalendar` from 7.1.2 to 7.2.0
- [Release notes](https://github.com/collective/icalendar/releases)
- [Changelog](https://github.com/collective/icalendar/blob/main/CHANGES.rst)
- [Commits](https://github.com/collective/icalendar/compare/v7.1.2...v7.2.0)

Updates `pytest` from 9.0.3 to 9.1.1
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/9.0.3...9.1.1)

---
updated-dependencies:
- dependency-name: google-auth
  dependency-version: 2.55.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pypi-updates
- dependency-name: google-api-python-client
  dependency-version: 2.198.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pypi-updates
- dependency-name: icalendar
  dependency-version: 7.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pypi-updates
- dependency-name: pytest
  dependency-version: 9.1.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: pypi-updates
...

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

pyproject.toml

@@ -19,9 +19,9 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.11"
-google-auth = "2.53.0"
-google-api-python-client = "2.197.0"
-icalendar = "7.1.2"
+google-auth = "2.55.1"
+google-api-python-client = "2.198.0"
+icalendar = "7.2.0"
 pytz = "2026.2"
 PyYAML = "6.0.3"
 fire = "0.7.1"