[Sandbox] Update backup-restore.mdx (#28700)

Link to more info about `try...catch` statements.

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/try...catch

---------

Co-authored-by: Pedro Sousa <680496+pedrosousa@users.noreply.github.com>

Author: luishcardoso

src/content/docs/sandbox/guides/backup-restore.mdx

@@ -333,7 +333,7 @@ await sandbox.restoreBackup(backup);
 
 ## Handle errors
 
-Backup and restore operations can throw specific errors. Wrap calls in try/catch blocks:
+Backup and restore operations can throw specific errors. Wrap calls in [`try...catch`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/try...catch) blocks:
 
 <TypeScriptExample>