Bump vitest in the npm_and_yarn group across 1 directory

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


Updates `vitest` from 2.1.5 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
...

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

package.json

@@ -46,6 +46,6 @@
     "@biomejs/biome": "1.9.4",
     "esbuild": "0.24.0",
     "typescript": "5.6.3",
-    "vitest": "2.1.5"
+    "vitest": "2.1.9"
   }
 }