build(deps): Bump icalendar from 6.1.0 to 6.1.1

[dependabot]

⚠️ Dependabot is rebasing this PR ⚠️

Rebasing might not happen immediately, so don't worry if this takes some time.

Note: if you make any changes to this PR yourself, they will take precedence over the rebase.

---

Bumps icalendar from 6.1.0 to 6.1.1.

Release notes

Sourced from icalendar's releases.

v6.1.1

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

Changelog

Sourced from icalendar's changelog.

6.1.1 (2025-01-18)

Minor changes:

• Add a weekday attribute to :class:icalendar.prop.vWeekday components. See Issue 749 <https://github.com/collective/icalendar/issues/749>_.
• Document :class:icalendar.prop.vRecur property. See Issue 758 <https://github.com/collective/icalendar/issues/758>_.
• Print failure of doctest to aid debugging.
• Improve documentation of :class:icalendar.prop.vGeo
• Fix tests, improve code readability, fix typing. See Issue 766 <https://github.com/collective/icalendar/issues/766>_ and Issue 765 <https://github.com/collective/icalendar/issues/765>_.

Breaking changes:

• The relative attribute of vWeekday components has the correct sign now. See Issue 749 <https://github.com/collective/icalendar/issues/749>_.

New features:

• Add :ref:Security Policy
• Python types in documentation now link to their documentation pages using intersphinx.

Commits

• 8fc2693 Merge pull request #773 from niccokunzmann/release
• f7b7804 version 6.1.1
• 8f2a635 Merge pull request #755 from niccokunzmann/security
• 0bcaf62 Merge branch 'main' into security
• 2801ec7 Merge pull request #770 from niccokunzmann/interspinx
• 7f6b6fe Remove unused intersphinx config items
• e1fbc3c Merge pull request #769 from niccokunzmann/vgeo
• d3e24ed Apply suggestion
• e4b4fbe log changes
• 5db9da7 Add intersphinx
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)