ARM: dts: qcom: Enable NAND + USB for RB3011

Enable the NAND + USB devices for the MikroTik RB3011 platform now
they're in the main IPQ806x DT.

Signed-off-by: Jonathan McDowell <noodles@earth.li>
Link: https://lore.kernel.org/r/1e5c89ba0d2491ca374f10e0446e21d0e42afd34.1621531633.git.noodles@earth.li


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>