Update tutorials.mdx

Author: Danyylka

pages/stack/interop/tutorials.mdx

@@ -29,8 +29,6 @@ Documentation covering Interop related tutorials.
 
   <Card title="Deploying crosschain event composability (contests)" href="/stack/interop/tutorials/event-contests" icon={<img src="/img/icons/shapes.svg" />} />
 
-  <Card title="Deploying crosschain event composability (contests)" href="/stack/interop/tutorials/event-contests" icon={<img src="/img/icons/shapes.svg" />} />
-
   <Card title="Creating custom SuperchainERC20 tokens" href="/stack/interop/tutorials/custom-superchain-erc20" icon={<img src="/img/icons/shapes.svg" />} />
 
 </Cards>