fix(unoq): update set-name command

Author: lucarin91

content/software/app-lab/tutorials/03.cli/apps-lab-cli.md

@@ -188,7 +188,7 @@ This will list all available Apps (including examples), and their status:
 To set a board name using the `arduino-app-cli`, we can use the `set-name` command.
 
 ```sh
-arduino-app-cli board set-name "my-board"
+arduino-app-cli system set-name "my-board"
 ```
 
 This will change the name of the board, which will take effect after resetting the board.