Merge pull request #982 from multiversx/tm/upgrade-ledger-2fa

Update ledger documentation for signing guarded transactions

Author: andreibancioiu

docs/sdk-and-tools/sdk-dapp/internal-processes/guardians.md

@@ -62,4 +62,9 @@ crossWindowProvider.setShouldShowConsentPopup(true);
 const guardedTransactions = await crossWindowProvider.guardTransactions(
     signedTransactions
 );
-```
+```
+
+For a working example see the code used in [signing-providers](https://github.com/multiversx/mx-sdk-js-examples/releases/tag/v0.9.0)
+
+
+