build(deps): bump add-to-calendar-button-react from 2.8.5 to 2.13.5

Bumps [add-to-calendar-button-react](https://github.com/add2cal/add-to-calendar-button-react) from 2.8.5 to 2.13.5.
- [Release notes](https://github.com/add2cal/add-to-calendar-button-react/releases)
- [Commits](add2cal/add-to-calendar-button-react@v2.8.5...v2.13.5)

---
updated-dependencies:
- dependency-name: add-to-calendar-button-react
  dependency-version: 2.13.5
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -14,7 +14,7 @@
     "@types/node": "^25.0.3",
     "@types/react": "^19.0.0",
     "@types/react-dom": "^19.0.0",
-    "add-to-calendar-button-react": "^2.8.1",
+    "add-to-calendar-button-react": "^2.13.5",
     "axios": "^1.13.2",
     "bootstrap": "^5.3.6",
     "clsx": "^2.1.1",