Using cmake methods instead of dd4hep wrapper.

• Let's see if this fixes the include directories (imported from acts).

  modified: CMakeLists.txt

CMakeLists.txt

@@ -16,10 +16,9 @@ set(a_lib_name athena)
 dd4hep_configure_output()
 
 dd4hep_add_plugin(${a_lib_name} SOURCES src/*.cpp
-          USES ActsCore ActsPluginDD4hep
   )
 target_link_libraries(${a_lib_name}
-  PUBLIC DD4hep::DDCore  DD4hep::DDRec
+  PUBLIC ActsCore ActsPluginDD4hep DD4hep::DDCore  DD4hep::DDRec
   )
 
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