D26050: Fix build with poppler 82

[Tomaz Canabrava]

tcanabrava added a reviewer: Calligra: 3.0.

REPOSITORY
  R8 Calligra

REVISION DETAIL
  https://phabricator.kde.org/D26050

To: tcanabrava, #calligra:_3.0
Cc: Calligra-Devel-list, davidllewellynjones, dcaliste, ognarb, cochise, 
vandenoever