chore(deps): update dependency @sanity/pkg-utils to v6.9.0 (#1291)

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

Author: renovate[bot]

packages/preview-kit/package.json

@@ -90,7 +90,7 @@
   },
   "devDependencies": {
     "@sanity/client": "^6.19.1",
-    "@sanity/pkg-utils": "6.8.19",
+    "@sanity/pkg-utils": "6.9.0",
     "@sanity/prettier-config": "^1.0.2",
     "@sanity/semantic-release-preset": "^4.1.8",
     "@types/node": "^18.18.6",