[pim/kmail/release/22.12] doc/kmail2: Remove info about removed feature (ShowUserAgent)

[Laurent Montel]

Git commit fc0b487d3f3ac9c9ca0650aa635795b5478de85b by Laurent Montel.
Committed on 16/12/2022 at 06:28.
Pushed by mlaurent into branch 'release/22.12'.

Remove info about removed feature (ShowUserAgent)

CCBUG: 448348

M  +0    -17   doc/kmail2/configure.docbook

https://invent.kde.org/pim/kmail/commit/fc0b487d3f3ac9c9ca0650aa635795b5478de85b

diff --git a/doc/kmail2/configure.docbook b/doc/kmail2/configure.docbook
index 4916acd8b..bb2648370 100644
--- a/doc/kmail2/configure.docbook
+++ b/doc/kmail2/configure.docbook
@@ -4167,23 +4167,6 @@ behavior, add to the [OutOfOffice] section:</para>
 </itemizedlist>
 </listitem>
 </varlistentry>
-<varlistentry>
-<term><guilabel>ShowUserAgent</guilabel></term>
-<listitem>
-<para>
-Starting in version 1.9, &kmail; can show the User-Agent or X-Mailer value
-from the message header when using Fancy Headers (see <menuchoice><guimenu>View</guimenu>
-<guisubmenu>Headers</guisubmenu></menuchoice> menu).
-To enable this feature, add to the <quote>[Reader]</quote> section:</para>
-<itemizedlist>
-<listitem><para>Configuration file:</para>
-<programlisting>ShowUserAgent=true</programlisting></listitem>
-<listitem><para><command>kwriteconfig</command></para>
-<para><prompt>%</prompt> <userinput><command>kwriteconfig</command> <option>--file <replaceable>/path/to/kmail2rc</replaceable> --group Reader --key ShowUserAgent true</option></userinput>
-</para></listitem>
-</itemizedlist>
-</listitem>
-</varlistentry>
 </variablelist>
 </sect1>