Prepare for better device categorization by moving everything to testing
subdir first.
[skip-ci]: chicken-egg problem: passing pmaports CI depends on pmbootstrap MR
depends on this MR
Related: postmarketos#16
usb networking works
echo 100 > /sys/devices/platform/msm_fb.590593/leds/lcd-backlight/brightness
cat /sys/devices/virtual/graphics/fb0/modes > /sys/devices/virtual/graphics/fb0/mode
to get screen working
[ci:skip-build]: already built successfully in CI