Update dependency icalendar to v7.0.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
icalendar (changelog)	==7.0.0 → ==7.0.2

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Release Notes

collective/icalendar (icalendar)

v7.0.2

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Minor changes

- Show required code changes in the CI output to help contributors solve the formatting issues. :pr:`1216`
- Use ruff 0.15.0 for code formatting in :file:`tox.ini`. :pr:`1215`

New features
~~~~~~~~~~~~

- Enabled :meth:`Calendar.from_ical <icalendar.cal.calendar.Calendar.from_ical>` to read calendars from files. :issue:`756`
- Added :attr:`Calendar.journals <icalendar.cal.calendar.Calendar.journals>` property to retrieve all journal components. :issue:`1230`

Documentation

• Removed methods of str, int, and other classes and methods in the Python standard library from the documentation.

v7.0.1

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Minor changes

- Setting :attr:`~cal.calendar.Calendar.calendar_name` now also writes ``X-WR-CALNAME``, and setting :attr:`~cal.calendar.Calendar.description` now also writes ``X-WR-CALDESC``, for improved client compatibility. :issue:`918`

Bug fixes
~~~~~~~~~

- Make ``typing_extensions`` a dependency. :issue:`1202`

Documentation

• Fixed the version switcher on Read the Docs, and documented the process for a major release. :issue:1194
• Added usage examples for reading calendars from files and URL. :issue:756
• Add type hints and convert docstrings to Google Style in :file:cli.py. :issue:938

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