hostapd: stop advertising 11w feature

This is a follow up of 1a9b896d ("treewide: nuke DRIVER_11W_SUPPORT").
LuCI commit ab010406 ("luci-mod-network: skip check for 802.11w feature")
skips check of the 11w feature [1]. Now advertising it in hostapd is
superfluous so stop doing it.

[1]: https://github.com/openwrt/luci/pull/4689

Signed-off-by: Dobroslaw Kijowski <[email protected]>
[remove outdated PKG_RELEASE bump and update to SPDX]
Signed-off-by: Paul Spooren <[email protected]>

package/network/services/hostapd/Makefile

@@ -1,8 +1,6 @@
-# Copyright (C) 2006-2014 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+# Copyright (C) 2006-2021 OpenWrt.org
 
 include $(TOPDIR)/rules.mk
 

package/network/services/hostapd/src/src/utils/build_features.h

@@ -23,8 +23,6 @@ static inline int has_feature(const char *feat)
 	if (!strcmp(feat, "11r"))
 		return 1;
 #endif
-	if (!strcmp(feat, "11w"))
-		return 1;
 #ifdef CONFIG_ACS
 	if (!strcmp(feat, "acs"))
 		return 1;