To 'snap' or not to 'snap'

On Ubuntu the 'new' snap-based installs can break a wsprdaemon system. Some guidance to remove 'snap' from your system can be found here:

Ubuntu_2204_install_notes.html #snapd

Correct a typo on that page: sudo rm -rf /var/cache/snapd/

Reference to the latest message on that topic:

https://groups.io/g/wsprdaemon/message/3276