`stellar keys generate --fund` report key as funded, even when it fails

[fnando]

$ stellar keys generate $RANDOM --network local --fund
✅ Key saved with alias 26070 in "/Users/fnando/.config/stellar/identity/26070.toml"
2025-12-08T18:41:16.042352Z  WARN soroban_cli::commands::keys::generate: fund_address failed: error sending request for url (http://localhost:8000/friendbot?addr=GCDDQF35EBA5KN2FWGHQEPA4S7KNZ3MPXYWTAE57PUAQDKX66UKOUOR4)
✅ Account 26070 funded on "Standalone Network ; February 2017"