Updated the links in index.md file (#2008)

Author: Rashmirreddy

content/md/en/docs/quick-start/index.md

@@ -33,7 +33,7 @@ The **Developer journey** presents information in the form of a narrative arc:
 The **Tutorials** provide hands-on learning experiences that cover different aspects of building and managing a Substrate-based blockchain:
 
 - [Build a blockchain](/tutorials/build-a-blockchain/) tutorials are focused on network basics from starting a single node to creating a private four node blockchain, monitoring node operations, and upgrading a running network.
-- [Build application logic](/tutorials/work-with-pallets/) tutorials are focused on how to implement application-specific logic working with existing and custom pallets.
-- [Build a parachain](/tutorials/connect-relay-and-parachains/) tutorials are focused on how to move from a standalone chain to a parachain, connect a parachain to a relay chain, and send messages between chains.
+- [Build application logic](/tutorials/build-application-logic/add-a-pallet/) tutorials are focused on how to implement application-specific logic working with existing and custom pallets.
+- [Build a parachain](/tutorials/build-a-parachain/connect-a-local-parachain/) tutorials are focused on how to move from a standalone chain to a parachain, connect a parachain to a relay chain, and send messages between chains.
 
 The **Reference** provides direct access to technical information such as the Rust API and help for command-line tools.