Build fail in openSUSE Buildservice

[dragotin]

With the current cmake, the build fails in openSUSE with:

[   18s] -- Build files have been written to: /home/abuild/rpmbuild/BUILD/pdfquirk-0.95/build
[   18s] + cmake --build build -j4 -v
[   18s] Change Dir: '/home/abuild/rpmbuild/BUILD/pdfquirk-0.95/build'
[   18s] 
[   18s] Run Build Command(s): /usr/bin/ninja -v -j 4
[   18s] ninja: error: '/home/abuild/rpmbuild/BUILD/pdfquirk-0.95/resources/pdfquirk_de.qm', needed by 'src/pdfquirk_autogen/7BV4YJK25R/qrc_pdfquirk.cpp', missing and no known rule to make it