This adds a patched ectool, to interact with the Embedded Controller
Can be used to interact with leds from userspace, etc.
Not part of a nixos release yet, so package only gets added if it exists.
Add Ethernet Expansion Card support for the framework laptop.
Due to automatic USB device suspension,
the Ethernet Expansion Card was not working.
Adding a udev rule to only suspend the card after 20 seconds
fixes the problem.
The framework support confirmed via email
that all current Ethernet Expansion Cards share the same Product ID.
