message: docs(calib3d): avoid reference on legacy C API constants
diff: @@ -1509,7 +1509,7 @@ respectively. In the old interface all the vectors of object points from differe
  concatenated together.
  @param imageSize Size of the image used only to initialize the camera intrinsic matrix.
  @param cameraMatrix Input/output 3x3 floating-point camera intrinsic matrix
  -\f$\cameramatrix{A}\f$ . If @ref CV_CALIB_USE_INTRINSIC_GUESS
  +\f$\cameramatrix{A}\f$ . If @ref CALIB_USE_INTRINSIC_GUESS
  and/or @ref CALIB_FIX_ASPECT_RATIO are specified, some or all of fx, fy, cx, cy must be
  initialized before calling the function.
  @param distCoeffs Input/output vector of distortion coefficients
  