OSX/CI: konsole fails to build on branch master

[Marko Käning]

CMake Error at src/CMakeLists.txt:178 (install):
  install TARGETS given no LIBRARY DESTINATION for shared library target
  "konsoleprivate".


CMake Error at src/CMakeLists.txt:198 (install):
  install TARGETS given no LIBRARY DESTINATION for shared library target
  "kdeinit_konsole".