Filenames were wrong

Author: alahiff

examples/SU2/SU2.py

@@ -16,7 +16,7 @@
     INPUT_FILES = ['inv_ONERAM6.cfg', 'mesh_ONERAM6_inv_ffd.su2']
 
     # Store these output files
-    OUTPUT_FILES = ['flow.vtu', 'surface_flow.vtu', 'restart_flow.dat']
+    OUTPUT_FILES = ['flow.vtk', 'surface_flow.vtk', 'restart_flow.dat']
 
     # Collect these metadata attributes from the config file
     METADATA_ATTRS = ['SOLVER', 'MATH_PROBLEM', 'MACH_NUMBER', 'AOA', 'SIDESLIP_ANGLE', 'FREESTREAM_PRESSURE', 'FREESTREAM_TEMPERATURE']