Before:
$ doom help help
Usage: COMMAND [ARGS...]
TODO
TODO
After:
Usage: doom help [-g|--no-global] [--manpage] [--commands]
[--synopsis|--subcommands|--similar|--envvars|--postamble] [--]
COMMAND [ARGS...]
Show documentation for a Doom CLI command.
OPTIONS:
-g, --no-global
Hide global options.
--manpage
Generate in manpage format.
--commands
List all known commands.
--synopsis, --subcommands, --similar, --envvars, --postamble
Show only the specified sections..
Amend: 6c0b7e1530