STYLE: removed obsolete file

Plugins/org.commontk.dicom.examplehost/target_libraries.cmake

@@ -1,9 +0,0 @@
-# See CMake/ctkMacroGetTargetLibraries.cmake
-#
-# This file should list the libraries required to build the current CTK plugin.
-# For specifying required plugins, see the manifest_headers.cmake file.
-#
-
-SET(target_libraries
-  CTKPluginFramework
-)