Bump @fullcalendar/timegrid from 6.1.14 to 6.1.15

Bumps [@fullcalendar/timegrid](https://github.com/fullcalendar/fullcalendar/tree/HEAD/packages/timegrid) from 6.1.14 to 6.1.15.
- [Release notes](https://github.com/fullcalendar/fullcalendar/releases)
- [Changelog](https://github.com/fullcalendar/fullcalendar/blob/main/CHANGELOG.md)
- [Commits](https://github.com/fullcalendar/fullcalendar/commits/v6.1.15/packages/timegrid)

---
updated-dependencies:
- dependency-name: "@fullcalendar/timegrid"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -5,7 +5,7 @@
     "@fullcalendar/daygrid": "^6.1.11",
     "@fullcalendar/interaction": "^6.1.14",
     "@fullcalendar/list": "^6.1.14",
-    "@fullcalendar/timegrid": "^6.1.14",
+    "@fullcalendar/timegrid": "^6.1.15",
     "@silvermine/videojs-chromecast": "^1.5.0",
     "animate.css": "^4.1.1",
     "blockadblock": "^3.2.1",