forest-wallet set-default fails when only one address exist

[sudo-shashank]

Describe the bug

forest-wallet set-default fails with Error: Key info not found when the target address is the only key in the keystore.

To reproduce

• Start with an empty local keystore(forest-wallet list shows no addresses).
• Create a new wallet address or Import a wallet.
• Try to set it as default: forest-wallet set-default t1…. and see error: Error: Key info not found.

Log output

Expected behaviour

• Set default should work even if there is only one wallet address.

Screenshots

Environment (please complete the following information):

• Branch/commit: v0.33.2 "Night Mare"

Other information and links