hostapd: bump PKG_RELEASE

The previous commit did not adjust PKG_RELEASE, therefore the
hostapd/wpad/wpa_supplicant packages containing the AP-side workaround
for KRACK do not appear as opkg update.

Bump the PKG_RELEASE to signify upgrades to downstream users.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

package/network/services/hostapd/Makefile

@@ -7,7 +7,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=hostapd
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_URL:=http://w1.fi/hostap.git
 PKG_SOURCE_PROTO:=git