Maintaining XML code is easier if we need to change a font
(name or size). See tdf#114749

Change-Id: I1c1e5951c24863be717aef3dd22d533f5fd23a4f
Reviewed-on: https://gerrit.libreoffice.org/58787
Tested-by: Jenkins
Reviewed-by: Heiko Tietze <tietze.heiko@gmail.com>
Tested-by: Heiko Tietze <tietze.heiko@gmail.com>