fixing links

@martinseanhunt please take a look at these

Author: olgahryniuk

content/03-new-to-cardano/05-cardano-nodes.mdx

@@ -65,5 +65,5 @@ will then be connected to other blocks in the chain.
 #### Related topics:
 
 - [Cardano node](/core-concepts/cardano-node)
-- [About the Cardano network](/explore-cardano/about-cardano-network)
-- [Operating a stake pool](/getting-started/operating-a-stake-pool/operating-a-stake-pool)
+- [About the Cardano network](/explore-cardano/cardano-network/about-the-cardano-network)
+- [Operating a stake pool](/getting-started/operating-a-stake-pool/about-stake-pools)