[PATCH 2/2] gdb: add new version style

[Eli Zaretskii]

> From: Andrew Burgess <andrew.burgess@embecosm.com>
> Date: Thu, 14 Jan 2021 09:56:43 +0000
> 
> +@item version
> +Control the styling of @value{GDBN}'s version number text.  By
> +default, this style's foreground color is magenta and it has bold
> +intensity.  The version number is displayed in two placed, the output
                                                      ^^^^^^
"places"

The documentation parts are okay with this nit fixed.

Thanks.