Package kconnect as a snap

[richardcase]

Describe the solution you'd like: Make kconnect available as a snap (and from the snapstore).

Why do you want this feature: This will enable the user to install kconnect via snap on linux

Anything else you would like to add: [Miscellaneous information that will assist in solving the issue.]

[richardcase]

This is in progress. There are discussions around classic confinement and/or personal files

[richardcase]

The Snapcraft forum discussion is here:

https://forum.snapcraft.io/t/request-access-personal-files-for-kconnect/19648/6