i18n: ledger upgrade text update (#1650)

# Motivation

Update the error text because the ledger app version is not yet
available.

# Changes

- text update

frontend/src/lib/i18n/en.json

@@ -625,7 +625,7 @@
     "unexpected_wallet": "Found unexpected public key. Are you sure you're using the right hardware wallet?",
     "access_denied": "Access denied to use the ledger device.",
     "user_rejected_transaction": "The transaction was rejected on the ledger device.",
-    "version_not_supported": "Sorry, transaction not supported with version $currentVersion. Please upgrade the Ledger App to $minVersion.",
+    "version_not_supported": "Sorry, transaction not supported with version $currentVersion. Please upgrade the Ledger App to $minVersion as soon as it is available.",
     "browser_not_supported": "Sorry, the browser does not support the WebHID API needed to connect the hardware wallet. Check support in https://caniuse.com/?search=WebHID",
     "incorrect_identifier": "Wallet account identifier doesn't match. Are you sure you connected the right hardware wallet? Expected identifier: $identifier. Wallet identifier: $ledgerIdentifier."
   },