raspberrypi0-2w.conf: Include the RPi 0-2w dtb for all 32-bit machines

All 32-bit machines are sharing the list of machine dtbs with the
exception of raspberrypi0-2w. Move this away too to unify the
machine configurations.

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

conf/machine/include/rpi-base.inc

@@ -68,6 +68,7 @@ RPI_KERNEL_DEVICETREE ?= " \
     bcm2710-rpi-2-b.dtb \
     bcm2710-rpi-3-b.dtb \
     bcm2710-rpi-3-b-plus.dtb \
+    bcm2710-rpi-zero-2.dtb \
     bcm2711-rpi-4-b.dtb \
     bcm2711-rpi-400.dtb \
     bcm2708-rpi-cm.dtb \