Add CMake check for KCMUtils without which akonadi-contacts fails to compile
I had a compile failure without kcmutils being installed at build time
20:49:33 Warning: Could not locate service type file kservicetypes5/kcmodule.desktop, tried ("/root/.local/share", "/usr/local/share", "/usr/share") and ":/kservicetypes5/kcmodule.desktop" (:0, ) 20:49:33 About to parse service type file "kcmodule.desktop"