Bump icalevents from 0.1.23 to 0.1.24 (#873)

Bumps [icalevents](https://github.com/irgangla/icalevents) from 0.1.23 to 0.1.24.
- [Release notes](https://github.com/irgangla/icalevents/releases)
- [Commits](jazzband/icalevents@v0.1.23...v0.1.24)

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

requirements.txt

@@ -9,7 +9,7 @@ requests>=2.20.0
 python-Levenshtein>=0.12.0
 pytz>=2018.9
 whatthepatch>=0.0.5
-icalevents==0.1.23
+icalevents==0.1.24
 icalendar==4.0.4
 sqlalchemy==1.3.13
 filelock==3.0.12