Bump pyyaml from 5.3.1 to 5.4 in /jsk_perception/docker/clip #544

Job	Run time
ros (indigo, true, true, true, ros-ubuntu:14.04-pcl, sudo pip install numpy==1.16.6; sudo pip ins...	3h 6m 27s
ros (kinetic, true, true, true, ros-ubuntu:16.04-pcl, sudo pip install numpy==1.16.6; sudo pip in...	1h 48m 46s
ros (kinetic, true, true, true, ros-ubuntu:16.04-pcl, sudo pip install numpy==1.16.6; sudo pip in...	2h 30m 11s
ros (melodic, true, true, true, ros-ubuntu:18.04-pcl, sudo pip install numpy==1.16.6; sudo pip in...	5h 58m 18s
ros (melodic, true, true, true, ros-ubuntu:18.04-pcl, sudo pip install numpy==1.16.6; sudo pip in...	3h 4m 23s
ros (melodic, true, true, true, ros-ubuntu:18.04-pcl, sudo pip uninstall -y fcn chainer chainercv...	3h 3m 5s
ros (noetic, false, true, true, ros-ubuntu:20.04-pcl, sudo pip3 install numpy==1.17.5 scipy==1.3....	4h 32m 36s
ros (noetic, false, true, true, ros-ubuntu:20.04-pcl, jsk_pcl_ros_utils jsk_pcl_ros, sudo pip3 in...	3h 3m 51s
ros (noetic, false, true, true, ros-ubuntu:20.04-pcl, jsk_recognition_msgs, sudo pip3 install num...	3h 1m 8s
	1d 6h 8m 45s

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