ethtool: bump to version 3.9

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/ethtool/ethtool.mk

@@ -4,7 +4,7 @@
 #
 #############################################################
 
-ETHTOOL_VERSION = 3.8
+ETHTOOL_VERSION = 3.9
 ETHTOOL_SITE = $(BR2_KERNEL_MIRROR)/software/network/ethtool
 ETHTOOL_LICENSE = GPLv2
 ETHTOOL_LICENSE_FILES = COPYING