Noetic release for Ubuntu Focal

[davefeilseifer]

rplidar_ros passes prerelease testing:

generate_prerelease_script.py \ https://raw.githubusercontent.com/ros-infrastructure/ros_buildfarm_config/production/index.yaml \ noetic default ubuntu focal amd64 \ --custom-repo \ rplidar__custom-1:git:https://github.com/Slamtec/rplidar_ros.git:master \ --level 0 \ --output-dir ./

ready for release into focal/noetic

[dimaqq]

poke!

[Timple]

Duplicate of #40 I think :slightly_smiling_face:

[deyouslamtec]

Duplicate of #40