Account switching to a custom node account doesn't work

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Expected behaviour

Account switching to a custom node account should work like with any other network.

Actual behaviour

Account switching to a custom node account doesn't work.

Steps to reproduce

• Open Nano
• Enter passphrase oyster flush inquiry bright leopard gas replace ball hold pudding teach swear
• Select "Custom node"
• Enter address https://testnet.lisk.io
• Log in
• Save current acount
• Log out
• Enter passphrase stay undo beyond powder sand laptop grow gloom apology hamster primary arrive
• Log in
• Go to saved accounts
• Try to switch to the previously saved acount
• You'll get an error toast