chore: move dequal to devDependencies (#11220)

This was accidentally added to test dependencies. Doesn't really make a difference, but for consistency this should be part of devDependencies

test/package.json

@@ -65,6 +65,7 @@
     "babel-plugin-react-compiler": "19.0.0-beta-714736e-20250131",
     "comment-json": "^4.2.3",
     "create-payload-app": "workspace:*",
+    "dequal": "2.0.3",
     "dotenv": "16.4.7",
     "drizzle-kit": "0.28.0",
     "eslint-plugin-playwright": "2.2.0",
@@ -86,8 +87,5 @@
     "ts-essentials": "10.0.3",
     "typescript": "5.7.3",
     "uuid": "10.0.0"
-  },
-  "dependencies": {
-    "dequal": "2.0.3"
   }
 }