Update PyZinc unit tests for new bit flag enumeration names and types. Issue 3662.
Update PyZinc unit tests for new bit flag enumeration names and types. Issue 3662.

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