fix(package.json): remove an extra dependency

Author: Yurii721

package.json

@@ -104,8 +104,5 @@
         "yarn": "please-use-pnpm",
         "pnpm": ">=10.9.0",
         "node": ">=22.10.0 <23.0.0 || >=23.11.0"
-    },
-    "dependencies": {
-        "@openzeppelin/contracts": "^5.3.0"
     }
 }