D25644: kitinerary: fix compilation with poppler >= 0.83

[Volker Krause]

vkrause accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R1003 KItinerary: Travel Reservation handling library

BRANCH
  release/19.12

REVISION DETAIL
  https://phabricator.kde.org/D25644

To: dfaure, vkrause, aacid
Cc: kde-pim, fbampaloukas, dcaliste, dvasin, rodsevich, winterz, vkrause, mlaurent, knauss, dvratil
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