Update dependency icalendar to v6.3.1

This MR contains the following updates:

Package	Type	Update	Change
icalendar (changelog)	dependencies	minor	6.1.1 -> 6.3.1

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Release Notes

collective/icalendar (icalendar)

v6.3.1

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Bug fixes:

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

v6.3.0

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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>_.

v6.2.0

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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 MR 808_.

Bug fixes:

• Fix STANDARD and DAYLIGHT components that have a date as DTSTART. See Issue 218 <https://github.com/collective/icalendar/issues/218>_
• Move import at the end of icalendar.parser into a function to mitigate import errors, see Issue 781 <https://github.com/collective/icalendar/issues/781>_.
• ALTREP, DELEGATED-FROM, DELEGATED-TO, DIR, MEMBER, and SENT-BY require double quotes. These are now always added.
• Classify CATEGORIES as multiple in VEVENT. See MR 808 <https://github.com/collective/icalendar/pull/808>_.

v6.1.3

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Bug fixes:

• Fix to permit TZID forward references to VTIMEZONEs
• Stabelize timezone id lookup, see Issue 780 <https://github.com/collective/icalendar/issues/780>_.

v6.1.2

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Minor changes:

• Add funding link to Tidelift.
• Link to related package.
• Shorten first example in documentation.
• Add name and email properties to vCalAddress.
• Add type hint for property params in icalendar.prop.
• Set default value for params as params={} in mulitple constructors in icalendar.prop to improve usability.
• Improve object initialization performance in icalendar.prop.
• Add type hint for params in multiple constructors in icalendar.prop.

Bug fixes:

• Restrict timezones tested, see Issue 763 <https://github.com/collective/icalendar/issues/763>_

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poetry.lock

@@ -557,13 +557,13 @@ files = [
 
 [[package]]
 name = "icalendar"
-version = "6.1.2"
+version = "6.1.3"
 description = "iCalendar parser/generator"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "icalendar-6.1.2-py3-none-any.whl", hash = "sha256:8c5fda4dd563e603a360c095f841aa0dfa4fdad0b7202e722ba25290189c39d6"},
-    {file = "icalendar-6.1.2.tar.gz", hash = "sha256:152423b5611602374467b195f63818230ea25602acf76077d903bf5919ddf0c6"},
+    {file = "icalendar-6.1.3-py3-none-any.whl", hash = "sha256:11eb5d21a1a9e119a6efc0f9e38f2cf1622ef97777cd25fb0dd7074d393a2a8d"},
+    {file = "icalendar-6.1.3.tar.gz", hash = "sha256:4aef710ff205925b3947fe69ed00f4e142c6a49b5533fca6cc2fdde5a6f62e66"},
 ]
 
 [package.dependencies]
@@ -1245,4 +1245,4 @@ testing = ["coverage[toml]", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "59f952a0c56f9cf1ddf6881d9093a3217755ea3b4376b4b9deabc99514db5b79"
+content-hash = "08722a3a24c59eea48263630f10ab4a328ef842bf7f41a665499c517f95e0b0c"