chore(deps): update vitest monorepo to v2 (major) (#1310)

chore(deps): update vitest monorepo to v2

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

Author: renovate[bot]

packages/preview-kit/package.json

@@ -100,7 +100,7 @@
     "@typescript-eslint/eslint-plugin": "^7.18.0",
     "@typescript-eslint/parser": "^7.18.0",
     "@vercel/stega": "0.1.2",
-    "@vitest/coverage-v8": "^1.6.0",
+    "@vitest/coverage-v8": "^2.0.5",
     "eslint": "^8.57.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-gitignore": "^0.1.0",
@@ -116,7 +116,7 @@
     "semantic-release": "^24.0.0",
     "typescript": "5.5.3",
     "use-sync-external-store": "1.2.2",
-    "vitest": "^1.6.0",
+    "vitest": "^2.0.5",
     "vitest-github-actions-reporter": "^0.11.1"
   },
   "peerDependencies": {