draw white border around note marks for fdo#81032

also translate the mark to make cell border visible

Change-Id: Ifa9f3befd1e25a66cc3443a3f33255603feea6a6
Reviewed-on: https://gerrit.libreoffice.org/10135
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>
Tested-by: Markus Mohrhard <markus.mohrhard@googlemail.com>