Improve compatibility with new CMake macro

Signed-off-by: Igor Raits <ignatenkobrain@fedoraproject.org>

kf5-kactivities-stats.spec

@@ -1,3 +1,4 @@
+%undefine __cmake_in_source_build
 %global framework kactivities-stats
 
 Name:           kf5-%{framework}
@@ -46,17 +47,13 @@ Requires: qt5-qtbase-devel
 
 
 %build
-mkdir %{_target_platform}
+%{cmake_kf5} \
-pushd %{_target_platform}
-%{cmake_kf5} .. \
   -DBUILD_TESTING=ON
-popd
+%cmake_build
-
-%make_build -C %{_target_platform}
 
 
 %install
-make install/fast DESTDIR=%{buildroot} -C %{_target_platform}
+%cmake_install
 
 rm -fv %{buildroot}/etc/xdg/kactivities-stats.categories