Update light tests for change of style of fixed-size array APIs, no longer having suffix 3.  https://tracker.physiomeproject.org/show_bug.cgi?id=3929
Update light tests for change of style of fixed-size array APIs, no longer having suffix 3. 
https://tracker.physiomeproject.org/show_bug.cgi?id=3929

hsorby/zinc,OpenCMISS/zinc,OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc,hsorby/zinc