Single Command CLI symbol display on the help output when the command fails

[Domix24]

Describe the bug
The single command CLI symbols is showing on the help output when the single commands fails,
example: a single command with a required argument not specified or invalid flag combinaison (

To Reproduce
Steps to reproduce the behavior:

1. Switch any project into single-cli-mode (setup the oclif config as such)
2. With the bin/dev.js, make the command fail
3. See error

Expected behavior
The same behavior as the --help flag

Screenshots
With the --help flag

Without the help flag and without a required argument (directory in my case)