Need to port GNOME Settings WIFI panel

Epic: https://source.puri.sm/Librem5/use-cases/issues/2

Prelimenary mockups are here: https://gitlab.gnome.org/Community/Design/settings-mockups/blob/master/wifi/wifi-panel-adaptive.png

Filing this as a separate issues since it's important for the devkits.

• Phone Essentials List
• GNOME-Videos aka totem coredump