Document the new option to disable focus frame

doc/katepart/configuring.docbook

@@ -77,6 +77,10 @@ whitespace at the end of lines.</para></listitem>
 <listitem><para>When checked the editor will display a &raquo; symbol to indicate the presence
   of a tab in the text.</para></listitem>
 </varlistentry>
+<varlistentry>
+<term><guilabel>Show focus frame around editor</guilabel></term>
+<listitem><para>When checked the editor shows focus frame around the main source text control.</para></listitem>
+</varlistentry>
 
 <varlistentry>
 <term><guilabel>Bracket matching

doc/katepart/index.docbook

@@ -52,8 +52,8 @@
 </copyright>
 <legalnotice>&FDLNotice;</legalnotice>
 
-<date>2021-10-15</date>
-<releaseinfo>&frameworks; 5.88</releaseinfo>
+<date>2022-01-22</date>
+<releaseinfo>&frameworks; 5.90</releaseinfo>
 
 <abstract>
 <para>&katepart; is a fully featured editor component by &kde;.</para>