warning libauthTemplates also shown on "TransactionFailureError" which don't log a BitauthURI

[mr-zwets]

WARNING: it is unsafe to use this Bitauth URI when using real private keys as they are included in the transaction template

is also shown on TransactionFailureError: Failed to send transaction: Error: Transaction fee per byte of xxx is higher than max fee per byte of 5

but this type of error does not seem to log a bitauth uri