linux: install dtc binary as linux-dtc

So it doesn't conflict with host-dtc. The Linux kernel version may be a
patched version supporting E.G. overlays.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/linux.mk

@@ -294,7 +294,7 @@ endif
 define LINUX_INSTALL_HOST_TOOLS
 	# Installing dtc (device tree compiler) as host tool, if selected
 	if grep -q "CONFIG_DTC=y" $(@D)/.config; then 	\
-		$(INSTALL) -D -m 0755 $(@D)/scripts/dtc/dtc $(HOST_DIR)/usr/bin/dtc ;	\
+		$(INSTALL) -D -m 0755 $(@D)/scripts/dtc/dtc $(HOST_DIR)/usr/bin/linux-dtc ;	\
 	fi
 endef