Fix PrintSelf of vtkResliceCursor
Some variables are out of format in PrintSelf function of vtkResliceCursor.
Center: (198.75,161.2561.25 XAxis: (-1,00 YAxis: (0,10 ZAxis: (0,0-1 Center: (198.75,161.2561.25
This fix adds missing commas and parentheses.