hs20: patch hostapd to make use of updated dm_ddf

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

net/hs20/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=hs20
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_SOURCE_URL:=http://w1.fi/hostap.git
 PKG_SOURCE_PROTO:=git

net/hs20/patches/050-use-dm_ddf-v1_3_dtd.patch

@@ -0,0 +1,11 @@
+--- a/hs20/server/spp_server.c
++++ b/hs20/server/spp_server.c
+@@ -1329,7 +1329,7 @@ static xml_node_t * spp_get_mo(struct hs
+ 		return NULL;
+ 	}
+ 
+-	snprintf(fname, sizeof(fname), "%s/spp/dm_ddf-v1_2.dtd", ctx->root_dir);
++	snprintf(fname, sizeof(fname), "%s/spp/dm_ddf-v1_3.dtd", ctx->root_dir);
+ 	if (xml_validate_dtd(ctx->xml, tnds, fname, ret_err) == 0)
+ 		*valid = 1;
+ 	else if (ret_err && *ret_err &&