chore(deps): update devdependency unbuild to v2 (#54)

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

Author: renovate[bot]

package.json

@@ -41,7 +41,7 @@
     "eslint": "^8.47.0",
     "expect-type": "^0.16.0",
     "typescript": "^5.2.2",
-    "unbuild": "^1.2.1",
+    "unbuild": "^2.0.0",
     "vite": "^4.4.9",
     "vitest": "0.34.2",
     "vue": "3.3.4"