message: Remove dead link in calib3d.hpp
diff: @@ -177,8 +177,6 @@ pattern (every view is described by several 3D-2D point correspondences).
  opencv_source_code/samples/cpp/calibration.cpp
  - A calibration sample in order to do 3D reconstruction can be found at
  opencv_source_code/samples/cpp/build3dmodel.cpp
  - - A calibration sample of an artificially generated camera and chessboard patterns can be
  - found at opencv_source_code/samples/cpp/calibration_artificial.cpp
  - A calibration example on stereo calibration can be found at
  opencv_source_code/samples/cpp/stereo_calib.cpp
  - A calibration example on stereo matching can be found at
  