chore(deps): bump @fullcalendar/daygrid from 6.1.10 to 6.1.15 (#2245)

Bumps [@fullcalendar/daygrid](https://github.com/fullcalendar/fullcalendar/tree/HEAD/packages/daygrid) from 6.1.10 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/daygrid)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -31,7 +31,7 @@
     "@fortawesome/free-solid-svg-icons": "^5.15.4",
     "@fortawesome/vue-fontawesome": "^2.0.10",
     "@fullcalendar/core": "^6.1.9",
-    "@fullcalendar/daygrid": "^6.1.10",
+    "@fullcalendar/daygrid": "^6.1.15",
     "@fullcalendar/vue": "^6.1.10",
     "@gfx/zopfli": "^1.0.15",
     "@vue/cli-plugin-babel": "^4.5.15",