chore(deps): bump icalendar from 4.0.7 to 6.3.1

[dependabot]

Bumps icalendar from 4.0.7 to 6.3.1.

Release notes

Sourced from icalendar's releases.

v6.3.1

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.3.0

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.2.0

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.1.3

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.1.2

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.1.1

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.1.0

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.0.1

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.0.0

To view the changes, please see the Changelog. This release can be installed from PyPI.

v6.0.0a0

To view the changes, please see the Changelog. This release can be installed from PyPI.

v5.0.13

No release notes provided.

v5.0.12

No release notes provided.

Changelog

Sourced from icalendar's changelog.

6.3.1 (2025-05-20)

Bug fixes:

• Remove forced quoting from parameters with space and single quote. See Issue 836 <https://github.com/collective/icalendar/issues/836>_.

6.3.0 (2025-05-15)

Minor changes:

• Deprecate icalendar.UIDGenerator. See Issue 816 <https://github.com/collective/icalendar/issues/816>_.

New features:

• Add the uid property to Alarm, Event, Calendar, Todo, and Journal components. See Issue 740 <https://github.com/collective/icalendar/issues/740>_.

Bug fixes:

• Fix component equality where timezones differ for the datetimes but the times are actually equal. See Issue 828 <https://github.com/collective/icalendar/issues/828>_.
• Test that we can add an RRULE as a string. See Issue 301 <https://github.com/collective/icalendar/issues/301>_.
• Test that we support dateutil timezones as outlined in Issue 336 <https://github.com/collective/icalendar/issues/336>_.
• Build documentation on Read the Docs with the version identifier. See Issue 826 <https://github.com/collective/icalendar/issues/826>_.

6.2.0 (2025-05-07)

Minor changes:

• Use ruff to format the source code.
• Update project metadata to use License-Expression.
• Use tzp.localize(dt, None) to remove the timezone from a datetime.
• Remove the HTML documentation when building with tox to force rebuild.
• Switch to PyData Sphinx Theme for documentation. See Issue 803 <https://github.com/collective/icalendar/issues/804>_.

New features:

• Add getters rrules, rdates, and exdates for unified and simple access to these properties. See Issue 662_.
• Add attributes to the calendar for properties NAME, DESCRIPTION, and COLOR. See Issue 655 <https://github.com/collective/icalendar/issues/655>_.
• Add a color attribute to Event, Todo, and Journal components. See Issue 655_.
• Add sequence attribute to Event, Todo, and Journal components. See Issue 802 <https://github.com/collective/icalendar/issues/802>_.
• Add categories attribute to Calendar, Event, Todo, and Journal components. See Issue 655 <https://github.com/collective/icalendar/issues/655>_.
• Add compatibility to :rfc:6868. See Issue 652 <https://github.com/collective/icalendar/issues/652>_.
• Add freebusy property to the Calendar to get this type of subcomponents easier.
• Add parameters from :rfc:5545 to properties ALTREP, CN, CUTYPE, DELEGATED_FROM, DELEGATED_TO, DIR, FBTYPE, LANGUAGE, MEMBER, PARTSTAT, RANGE, RELATED, ROLE, RSVP, SENT_BY, TZID, and RELTYPE. See Issue 798 <https://github.com/collective/icalendar/issues/798>_.
• New properties from :rfc:7986 can occur multiple times in VCALENDAR. See PR 808_.

Bug fixes:

... (truncated)

Commits

• 29e13c4 Merge pull request #851 from niccokunzmann/release
• e253a7f version 6.3.1
• c1835ac Merge pull request #850 from niccokunzmann/issue-836
• 7e8abb5 Make the parser escape certain characters
• 626a13e log changes
• e1b3386 Remove quotes from safe characters
• 5fc38a8 Merge pull request #847 from collective/niccokunzmann-patch-1
• ae284ef Update README.rst
• 433260a improve maintenance layout
• bc58aa8 Add new CHANGELOG section for future release
• Additional commits viewable in compare view

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