OSX/CI: kde-baseapps fails to build on branch master

[Marko Käning]

After recent changes to kde-baseapps there is still some usage of KLineEdit left in the sources:

[ 91%] Building CXX object dolphin/src/CMakeFiles/kdeinit_dolphin.dir/settings/general/confirmationssettingspage.cpp.o
/Users/marko/WC/KDECI-builds/kde-baseapps/dolphin/src/search/dolphinsearchbox.cpp:77:18: error: member access into incomplete type 'KLineEdit'
    m_searchInput->setText(text);
                 ^