Update develop/toolkit/integrations/transaction-construction.md

Co-authored-by: Nicolás Hussein <[email protected]>

Author: brunopgalvao

develop/toolkit/integrations/transaction-construction.md

@@ -340,6 +340,7 @@ Let's use [chopsticks](/tutorials/polkadot-sdk/testing/fork-live-chains/){target
 ```
 npx @acala-network/chopsticks --config=polkadot -p 9944
 ```
+
 You should get a Polkadot network running on port 9944.
 
 The [txwrapper example script](https://github.com/paritytech/txwrapper-core/blob/main/packages/txwrapper-examples/polkadot/src/polkadot.ts){target=_blank} will then be used to create and sign transactions.