chore(deps): update dependency @sanity/prettier-config to v3

Author: renovate[bot]

package.json

@@ -19,7 +19,7 @@
   "devDependencies": {
     "@changesets/changelog-github": "^0.5.1",
     "@changesets/cli": "^2.29.7",
-    "@sanity/prettier-config": "^2.0.1",
+    "@sanity/prettier-config": "^3.0.0",
     "@types/node": "^24.10.1",
     "oxlint": "^1.30.0",
     "oxlint-tsgolint": "^0.8.3",