[Android] Ledger key should be hidden for the tx execution

[liliya-soroka]

Describe the bug
Ledger key should be hidden for the tx execution

To Reproduce
Steps to reproduce the behavior:

1. Connect Ledger
2. try to execute tx using Ledger key
   Current result: Nothing happens

Expected behavior
The Ledger key should not be available for execution

Screenshots

Smartphone (please complete the following information):

• Device: Pixel 5
• Android Version: Android 13
• App Version 3.9.0-4039rc

Environment
prod
Additional context
Add any other context about the problem here.

[liliya-soroka]

Verified
app version 3.9.0 -4056rc