disable Video_PyrLKOpticalFlowDense performance test
disable Video_PyrLKOpticalFlowDense performance test

sanity fails on Maxwell and CUDA 7.0 due to unknow reason
(cherry picked from commit b4c2891ef3e24d0e90e1706c24dc459f7ec62ed1)

opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv