elfutils: specify the real reason for needing autoreconf

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/elfutils/elfutils.mk

@@ -12,7 +12,7 @@ ELFUTILS_LICENSE = GPLv3, GPLv2, LGPLv3
 ELFUTILS_LICENSE_FILES = COPYING COPYING-GPLV2 COPYING-LGPLV3
 ELFUTILS_DEPENDENCIES = zlib
 
-# The tarball does not have a generated configure script
+# We patch configure.ac
 ELFUTILS_AUTORECONF = YES
 ELFUTILS_CONF_OPTS += --disable-werror