chore(deps-dev): bump the vite-vitest group with 2 updates

Bumps the vite-vitest group with 2 updates: [@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/coverage-v8` from 4.0.14 to 4.0.15
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.15/packages/coverage-v8)

Updates `vitest` from 4.0.14 to 4.0.15
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.15/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.0.15
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: vite-vitest
- dependency-name: vitest
  dependency-version: 4.0.15
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: vite-vitest
...

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

Author: dependabot[bot]

package.json

@@ -44,7 +44,7 @@
     "@types/jsdom": "^27.0.0",
     "@types/node": "^24.10.1",
     "@vitejs/plugin-react": "^5.1.1",
-    "@vitest/coverage-v8": "4.0.14",
+    "@vitest/coverage-v8": "4.0.15",
     "concurrently": "^9.2.1",
     "eslint": "^9.39.1",
     "eslint-plugin-react": "^7.37.5",
@@ -59,7 +59,7 @@
     "typescript": "~5.9.3",
     "typescript-eslint": "^8.48.0",
     "vite": "^7.2.6",
-    "vitest": "^4.0.14"
+    "vitest": "^4.0.15"
   },
   "dependencies": {
     "@eslint/eslintrc": "^3.3.3",