chore(deps-dev): bump vitest (#7803)

Bumps the npm_and_yarn group with 1 update in the /web directory: [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `vitest` from 2.1.6 to 2.1.9
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.9/packages/vitest)

---
updated-dependencies:
- dependency-name: vitest
  dependency-type: direct:development
  dependency-group: npm_and_yarn
...

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web/package.json

@@ -200,7 +200,7 @@
     "vite": "6.0.11",
     "vite-plugin-pwa": "0.21.1",
     "vite-tsconfig-paths": "5.1.4",
-    "vitest": "2.1.6",
+    "vitest": "2.1.9",
     "workbox-build": "7.3.0",
     "workbox-window": "7.3.0"
   },