tdf#108869  repair icon on help file

 - have removed image link because icons seem to be theme-specific

Change-Id: I70e8312d61e4163d7e654c4945eb520c7414f741
Reviewed-on: https://gerrit.libreoffice.org/c/help/+/86617
Tested-by: Jenkins
Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
diff --git a/source/text/shared/01/online_update.xhp b/source/text/shared/01/online_update.xhp
index 5f40ab3..93c9d2b 100644
--- a/source/text/shared/01/online_update.xhp
+++ b/source/text/shared/01/online_update.xhp
@@ -39,8 +39,8 @@
      <list type="unordered">
         <listitem>
            <paragraph xml-lang="en-US" id="par_id3422345" role="paragraph">If an update is available, an icon
<image id="img_id3155415" src="extensions/source/update/ui/onlineupdate_16.png" width="0.4583in" height="0.1354in"><alt xml-lang="en-US" id="alt_id3155415">Icon</alt>
	</image> on the menu bar will notify you of the update. Click the icon to open a dialog with more information.</paragraph>
              <image id="img_id3155415" src="extensions/res/update/ui/onlineupdate_16.svg" width="0.4583in" height="0.1354in"><alt xml-lang="en-US" id="alt_id3155415">Update Icon</alt></image>
              on the menu bar will notify you of the update. Click the icon to open a dialog with more information.</paragraph>
         </listitem>
      </list>
      <paragraph xml-lang="en-US" id="par_id9313638" role="paragraph">You will see the <link href="text/shared/01/online_update_dialog.xhp">Check for Updates</link> dialog with some information about the online update of %PRODUCTNAME.</paragraph>