Update docs/pos/how-to/delegate.md

Co-authored-by: Dra Murphy <149679879+kmurphypolygon@users.noreply.github.com>

Author: hsutaiyu

docs/pos/how-to/delegate.md

@@ -57,7 +57,6 @@ To view your delegations, click "My Account".
   2. Under your delegated validator, click "Withdraw Rewards".
 
     ![img](../../img/pos/withdraw-reward.png)
-    
 
 This will withdraw the MATIC token rewards to your Ethereum address.