fix test data path in test files

Author: patricefortin

tests/test_xdf.py

@@ -7,8 +7,8 @@
 #file_path = 'data/dyad-example.xdf'
 #file_path = 'data/ExampleWorkshopData/FingerTappingExample4.xdf'
 
-file_path = 'data/dyad-example-noise.xdf'
-file_path_with_markers = 'data/dyad-example-with-markers.xdf'
+file_path = 'data/XDF/dyad-example-noise.xdf'
+file_path_with_markers = 'data/XDF/dyad-example-with-markers.xdf'
 
 # These have been extracted with print(xdf)
 #Stream id 3 of type 'Markers' with name 'LSLOutletHS1-Markers'