chore: bump sweetalert2 from 11.6.15 to 11.15.9

Bumps [sweetalert2](https://github.com/sweetalert2/sweetalert2) from 11.6.15 to 11.15.9.
- [Release notes](https://github.com/sweetalert2/sweetalert2/releases)
- [Changelog](https://github.com/sweetalert2/sweetalert2/blob/main/CHANGELOG.md)
- [Commits](sweetalert2/sweetalert2@v11.6.15...v11.15.9)

---
updated-dependencies:
- dependency-name: sweetalert2
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -92,7 +92,7 @@
     "react-test-renderer": "18.2.0",
     "sass": "1.57.1",
     "sass-loader": "13.2.0",
-    "sweetalert2": "11.6.15",
+    "sweetalert2": "11.15.9",
     "wait-on": "6.0.1",
     "webpack": "5.81.0",
     "webpack-cli": "4.10.0",