chore(dev-deps): update vitest monorepo to v4.1.9 (#1078)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -102,7 +102,7 @@
     "@types/node": "20.19.33",
     "@typescript-eslint/eslint-plugin": "8.58.1",
     "@typescript-eslint/parser": "8.58.1",
-    "@vitest/coverage-v8": "4.0.18",
+    "@vitest/coverage-v8": "4.1.9",
     "@vitest/eslint-plugin": "1.6.18",
     "cspell": "10.0.1",
     "dedent": "1.7.2",
@@ -144,7 +144,7 @@
     "tsx": "4.22.3",
     "typescript": "5.9.3",
     "vite-tsconfig-paths": "6.1.1",
-    "vitest": "4.0.18",
+    "vitest": "4.1.9",
     "yaml-eslint-parser": "2.0.0"
   },
   "peerDependencies": {