package/kmod: needs AUTORECONF = YES

Commit 95fd2b593ef7194a23a20a64dac1e21e4e650ef2 ("package/kmod: add
patch fixing the build with Python 3.8") added a patch that touches
Makefile.am, but forgot to add AUTORECONF = YES. Let's fix this.

Fixes:

  http://autobuild.buildroot.net/results/5185deba0c18072928a0a6867f15f77448228b0b/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/kmod/kmod.mk

@@ -8,6 +8,8 @@ KMOD_VERSION = 26
 KMOD_SOURCE = kmod-$(KMOD_VERSION).tar.xz
 KMOD_SITE = $(BR2_KERNEL_MIRROR)/linux/utils/kernel/kmod
 KMOD_INSTALL_STAGING = YES
+# 0002-Do-not-check-for-undefined-symbols-when-building-the.patch
+KMOD_AUTORECONF = YES
 KMOD_DEPENDENCIES = host-pkgconf
 HOST_KMOD_DEPENDENCIES = host-pkgconf