package/espflash: add udev dependency

Add the dependency on udev, since espflash links against libudev
(via the libudev-sys crate).

Fixes:

  http://autobuild.buildroot.net/results/c61b6ed4b6fb4d18d503ac37add200f5e6ae3706

Signed-off-by: Torben Voltmer <mail@t-voltmer.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/espflash/Config.in

@@ -1,6 +1,7 @@
 config BR2_PACKAGE_ESPFLASH
 	bool "espflash"
 	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS
+	depends on BR2_PACKAGE_HAS_UDEV
 	select BR2_PACKAGE_HOST_RUSTC
 	help
 	  Serial flasher utilities for Espressif devices, based
@@ -8,3 +9,7 @@ config BR2_PACKAGE_ESPFLASH
 	  ESP32-C2/C3/C6, ESP32-H2, ESP32-P4, and ESP32-S2/S3.
 
 	  https://github.com/esp-rs/espflash
+
+comment "espflash needs udev /dev management"
+	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS
+	depends on !BR2_PACKAGE_HAS_UDEV

package/espflash/espflash.mk

@@ -9,5 +9,6 @@ ESPFLASH_SITE = $(call github,esp-rs,espflash,v$(ESPFLASH_VERSION))
 ESPFLASH_SUBDIR = espflash
 ESPFLASH_LICENSE = Apache-2.0 or MIT
 ESPFLASH_LICENSE_FILES = LICENSE-APACHE LICENSE-MIT
+ESPFLASH_DEPENDENCIES = udev
 
 $(eval $(cargo-package))