Update README.md

Author: UD31415

wrappers/python/applications/robots/README.md

@@ -20,11 +20,9 @@ The dataset:
 
 | Robot pose and image    |  Robot pose and image   | Robot pose  and image  |
 |:------------: |  :----------: | :-------------: |
-![example](data/calibration_hand_eye/calib_robot_0001.jpg) | ![example](data/calibration_hand_eye/calib_robot_001.jpg) | ![example](data/calibration_hand_eye/calib_robot_0002.jpg) |
-|:------------: |  :----------: | :-------------: |
-![example](data/calibration_hand_eye/calib_robot_0003.jpg) | ![example](data/calibration_hand_eye/calib_robot_004.jpg) | ![example](data/calibration_hand_eye/calib_robot_0005.jpg) |
-|:------------: |  :----------: | :-------------: |
-![example](data/calibration_hand_eye/calib_robot_0006.jpg) | ![example](data/calibration_hand_eye/calib_robot_007.jpg) | ![example](data/calibration_hand_eye/calib_robot_0008.jpg) |
+![example](data/calibration_hand_eye/calib_robot_0001.jpg) | ![example](data/calibration_hand_eye/calib_robot_0001.jpg) | ![example](data/calibration_hand_eye/calib_robot_0002.jpg) |
+![example](data/calibration_hand_eye/calib_robot_0003.jpg) | ![example](data/calibration_hand_eye/calib_robot_0004.jpg) | ![example](data/calibration_hand_eye/calib_robot_0005.jpg) |
+![example](data/calibration_hand_eye/calib_robot_0006.jpg) | ![example](data/calibration_hand_eye/calib_robot_0007.jpg) | ![example](data/calibration_hand_eye/calib_robot_0008.jpg) |
 
 Json file that describes robot arm positions for each image above is here (data/calibration_hand_eye/camera_robot_calibration.json) and looks like this: