mwlwifi: Update to latest source

-MAC register revisions for 8864 firmware

Tested on WRT1900ACv1 (mvebu). No regressions

Signed-off-by: Gabe Rodriguez <lifehacksback@gmail.com>

package/kernel/mwlwifi/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mwlwifi
-PKG_VERSION:=10.3.2.0-20161220
+PKG_VERSION:=10.3.2.0-20161222
 PKG_RELEASE=1
 
 PKG_LICENSE:=ISC
@@ -16,8 +16,8 @@ PKG_LICENSE_FILES:=
 
 PKG_SOURCE_URL:=https://github.com/kaloz/mwlwifi
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_VERSION:=bb70b40407cec7310f54d19b947bf3918222d794
-PKG_MIRROR_HASH:=fd3b069200f76e0fb9025afa41653d980fb00f4d2e1856ee3a8eaa19eaa926f6
+PKG_SOURCE_VERSION:=8edf53517b5e9a79b5a6c9a514db1883fd32c9d5
+PKG_MIRROR_HASH:=83ca146145486a4b66eb937e586cadffe99435518dcb5c7f2afc5f2b3f0c81d8
 
 PKG_MAINTAINER:=Imre Kaloz <kaloz@openwrt.org>
 PKG_BUILD_PARALLEL:=1