arm/dts: remove stale dts files from Makefile

Some non-existent dts files were left in the `Makefile` by a previous
PR. Remove them.

Signed-off-by: Sven Van Asbroeck <[email protected]>

Author: Sven Van Asbroeck

arch/arm/boot/dts/Makefile

@@ -84,15 +84,13 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
 	bcm2835-rpi-a-plus.dtb \
 	bcm2835-rpi-cm1-io1.dtb \
 	bcm2836-rpi-2-b.dtb \
-	bcm2836-rpi-2-b-rust.dtb \
 	bcm2837-rpi-3-a-plus.dtb \
 	bcm2837-rpi-3-b.dtb \
 	bcm2837-rpi-3-b-plus.dtb \
 	bcm2837-rpi-cm3-io3.dtb \
 	bcm2711-rpi-4-b.dtb \
 	bcm2835-rpi-zero.dtb \
-	bcm2835-rpi-zero-w.dtb \
-	bcm2835-rpi-zero-w-rust.dtb
+	bcm2835-rpi-zero-w.dtb
 dtb-$(CONFIG_ARCH_BCM_5301X) += \
 	bcm4708-asus-rt-ac56u.dtb \
 	bcm4708-asus-rt-ac68u.dtb \