Follow-up to commit ad2809b4b6
"tdf#47365: import support for PPTX presentation's loop attribute".
Change-Id: I7f75acc2bbd6301384883691d5ef4069b1757a05
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/116560
Tested-by: László Németh <nemeth@numbertext.org>
Reviewed-by: László Németh <nemeth@numbertext.org>