Installing xArm7 packages for ROS Noetic

In the src folder of the catkin workspace:

git clone https://github.com/xArm-Developer/xarm_ros.git
cd xarm_ros
git checkout eb2a4a14144a700ab1d64ef755dc8229cbe6553b
catkin build
sudo apt install ros-noetic-moveit-resources-prbt-moveit-config