ejabberd: add reason for autoreconf

Signed-off-by: Frank Hunleth <fhunleth@troodon-software.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/ejabberd/ejabberd.mk

@@ -13,6 +13,7 @@ EJABBERD_DEPENDENCIES = getent openssl host-erlang-lager erlang-lager \
 	erlang-p1-cache-tab erlang-p1-iconv erlang-p1-sip \
 	erlang-p1-stringprep erlang-p1-xml erlang-p1-yaml erlang-p1-zlib
 
+# 0001-remove-make-targets-for-deps.patch updates Makefile.in
 EJABBERD_USE_AUTOCONF = YES
 EJABBERD_AUTORECONF = YES