chore(deps): bump ical.js from 1.5.0 to 2.0.1

Bumps [ical.js](https://github.com/kewisch/ical.js) from 1.5.0 to 2.0.1.
- [Release notes](https://github.com/kewisch/ical.js/releases)
- [Changelog](https://github.com/kewisch/ical.js/blob/main/CHANGELOG.md)
- [Commits](kewisch/ical.js@v1.5.0...v2.0.1)

---
updated-dependencies:
- dependency-name: ical.js
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -35,7 +35,7 @@
   "homepage": "https://github.com/nextcloud/calendar-availability-vue#readme",
   "dependencies": {
     "@nextcloud/logger": "^2.4.0",
-    "ical.js": "^1.4.0",
+    "ical.js": "^2.0.1",
     "icalzone": "^0.0.1",
     "uuid": "^9.0.0",
     "vue-material-design-icons": "^5.1.2"