Merge pull request #1327 from Concordium/ledgerTutorialPolish

Remove firmware mention

Author: dragosgd

source/mainnet/docs/guides/ledger-tutorial.rst

@@ -31,7 +31,7 @@ Before you start, make sure that:
   * Ledger Flex
 
 * You've `initialized <https://support.ledger.com/article/360000613793-zd?redirect=false>`_ your Ledger Device
-* The latest firmware is `installed <https://support.ledger.com/article/360002731113-zd?redirect=false>`_ (Ledger Nano S +)
+* The latest firmware is `installed <https://support.ledger.com/article/360002731113-zd?redirect=false>`_
 * Ledger Live is `ready to use <https://support.ledger.com/article/4404389503889-zd>`_
 * You've installed the latest version of `Concordium Desktop Wallet <https://www.concordium.com/wallet>`_