Bump the vitest group with 3 updates

Bumps the vitest group with 3 updates: [@vitest/browser](https://github.com/vitest-dev/vitest/tree/HEAD/packages/browser), [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@vitest/browser` from 2.1.4 to 2.1.5
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.5/packages/browser)

Updates `@vitest/coverage-v8` from 2.1.4 to 2.1.5
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.5/packages/coverage-v8)

Updates `vitest` from 2.1.4 to 2.1.5
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.5/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitest/browser"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: vitest
- dependency-name: "@vitest/coverage-v8"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: vitest
- dependency-name: vitest
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: vitest
...

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

package.json

@@ -15,8 +15,8 @@
     "@types/node": "^22.9.0",
     "@types/sortablejs": "^1.15.1",
     "@vitejs/plugin-vue": "^5.2.0",
-    "@vitest/browser": "^2.1.4",
-    "@vitest/coverage-v8": "^2.1.4",
+    "@vitest/browser": "^2.1.5",
+    "@vitest/coverage-v8": "^2.1.5",
     "@vue/test-utils": "^2.4.6",
     "@vueuse/core": "^11.1.0",
     "happy-dom": "^15.11.0",