Converted RID_XMLSECTP_DETAILS to Widget Layout.

Change-Id: Ie284f5902879093f882a1f69b481df4a1a319a35
Reviewed-on: https://gerrit.libreoffice.org/10693
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>