COMP: Fix build error related to missing 'ctkTest.h'

$ git shortlog fdc47ec..cd344ef --no-merges
Jean-Christophe Fillion-Robin (1):
      Fix export of CTKTesting in CTKConfig

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23195 3bd1e089-480b-0410-8dfb-8563597acbee