Debian 10 is a supported distribution now, so add it to the documentation.
(From yocto-docs rev:
77ff109cf7dbe1858e9959c4b9f1225d0a1c5e32)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
<listitem><para>CentOS 7.x</para></listitem>
<listitem><para>Debian GNU/Linux 8.x (Jessie)</para></listitem>
<listitem><para>Debian GNU/Linux 9.x (Stretch)</para></listitem>
+ <listitem><para>Debian GNU/Linux 10.x (Buster)</para></listitem>
<listitem><para>OpenSUSE 42.3</para></listitem>
</itemizedlist>
</para>