Update vitest to v3 (major) (#536)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Shinigami92 <[email protected]>

Author: renovate[bot]

package.json

@@ -70,7 +70,7 @@
     "@stylistic/eslint-plugin": "3.0.1",
     "@types/eslint__js": "8.42.3",
     "@types/node": "22.12.0",
-    "@vitest/coverage-v8": "2.1.8",
+    "@vitest/coverage-v8": "3.0.4",
     "@vitest/eslint-plugin": "1.1.25",
     "benchmark": "2.1.4",
     "eslint": "9.19.0",
@@ -93,7 +93,7 @@
     "typescript-eslint": "8.22.0",
     "vite": "6.0.11",
     "vitepress": "1.6.3",
-    "vitest": "2.1.8"
+    "vitest": "3.0.4"
   },
   "peerDependencies": {
     "prettier": "^3.0.0"