print/scribus-qt5 needs harfbuzz-icu

[Jun Ebihara <jun%soum.co.jp@localhost>]

print/scribus-qt5:
-- Checking for modules 'harfbuzz>=0.9.42;harfbuzz-icu'
--   Package 'harfbuzz-icu', required by 'virtual:world', not found
CMake Error at /usr/pkg/share/cmake-3.18/Modules/FindPkgConfig.cmake:545 (message):
  A required package was not found

add:
.include "../../fonts/harfbuzz-icu/buildlink3.mk"

--
Jun Ebihara