[PRQ#66254] Deletion Request for ros-melodic-swri-serial-util

MarsSeed [1] filed a deletion request for ros-melodic-swri-serial-util [2]: Dead, EOL package from 2020. Not used anymore. Tries to execute a script (fix-python-scripts.sh) from ros-build- tools, which the latter no longer carries. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ros-melodic-swri-serial-util/