chore: <- update solhint

Author: riccardo-ssvlabs

package-lock.json

@@ -39,7 +39,7 @@
     "lint-staged": "^15.5.1",
     "prettier": "^3.5.3",
     "prettier-plugin-solidity": "^1.4.2",
-    "solhint": "^5.0.5"
+    "solhint": "^5.1.0"
   },
   "lint-staged": {
     "src/**/*.sol": "solhint"