Bump opencv-python from 3.4.4.19 to 3.4.7.28 in /TensorFlow/Self-Practices/tensorflow-hub/TFHubSample-master#21

dependabot[bot] wants to merge 1 commit intomasterliprin1129/Machine-Learning:masterfrom

dependabot/pip/TensorFlow/Self-Practices/tensorflow-hub/TFHubSample-master/opencv-python-3.4.7.28liprin1129/Machine-Learning:dependabot/pip/TensorFlow/Self-Practices/tensorflow-hub/TFHubSample-master/opencv-python-3.4.7.28Copy head branch name to clipboard