firmware-imx: remove Makefile from target

Cc: Arnout Vandecappelle <arnout@mind.be>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/freescale-imx/firmware-imx/firmware-imx.mk

@@ -26,6 +26,7 @@ define FIRMWARE_IMX_INSTALL_TARGET_CMDS
 	cp -r $(@D)/firmware/epdc $(TARGET_DIR)/lib/firmware/imx
 	mv $(TARGET_DIR)/lib/firmware/imx/epdc/epdc_ED060XH2C1.fw.nonrestricted \
 		$(TARGET_DIR)/lib/firmware/imx/epdc/epdc_ED060XH2C1.fw
+	rm $(TARGET_DIR)/lib/firmware/imx/epdc/fsl-epdc.mk
 endef
 
 $(eval $(generic-package))