fix highlight

Author: jayantk

pages/entropy/generate-random-numbers/evm.mdx

@@ -119,7 +119,7 @@ This method returns a sequence number and emits a [`RequestedWithCallback`](http
 
 ### 3. Implement callback for Entropy
 
-```solidity {28-38} copy
+```solidity {28-42} copy
 pragma solidity ^0.8.0;
 
 import { IEntropyConsumer } from "@pythnetwork/entropy-sdk-solidity/IEntropyConsumer.sol";