Update python-cmd2 to version 2.4.3 / rev 46 via SR 1061746
https://build.opensuse.org/request/show/1061746
by user dirkmueller + dimstar_suse
- update to 2.4.3:
* Fixed ValueError caused when passing `Cmd.columnize()` strings wider than
`display_width`.
* Renamed `utils.str_to_bool()` -> `utils.to_bool()`.
* Enhanced `utils.to_bool()` so that it accepts and converts `bool`, `int`,
and `float` in addition to `str`.