update missed package.json

Author: kenjonespizza

package.json

@@ -27,11 +27,10 @@
     "type-check": "npm run type-check --workspaces"
   },
   "prettier": "@sanity/prettier-config",
-  "dependencies": {
+  "devDependencies": {
     "@sanity/prettier-config": "^2.0.1",
+    "@sanity/template-validator": "^2.4.3",
+    "npm-run-all2": "^5.0.2",
     "prettier": "^3.6.2"
-  },
-  "devDependencies": {
-    "npm-run-all2": "^5.0.2"
   }
 }