remove selected argument on "My Language" listfield.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@8466 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/bootstrap/erp5_xhtml_style/SkinTemplateItem/portal_skins/erp5_xhtml_style/template_erp5_xhtml_style.xml

@@ -234,7 +234,7 @@ IDEAS:\n
             <span id="language">\n
               <select name="language_select"\n
                       tal:attributes="onChange string:submitAction(this.form,\'${url}/Base_doLanguage\')">\n
-                <option selected="selected" value=""\n
+                <option value=""\n
                         i18n:translate="" i18n:domain="ui">My language</option>\n
                 <tal:block tal:repeat="language python: here.Localizer.get_languages_map()">\n
                   <option tal:attributes="value language/id;\n