mt76: update to the latest version, adds support for 802.11w

Signed-off-by: Felix Fietkau <[email protected]>

package/kernel/mt76/Makefile

@@ -8,9 +8,9 @@ PKG_LICENSE_FILES:=
 
 PKG_SOURCE_URL:=https://github.com/openwrt/mt76
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_DATE:=2016-12-15
-PKG_SOURCE_VERSION:=7ce4368c3d508b61993466fa5a13a3b5929bde4b
-PKG_MIRROR_HASH:=4e8ba71a5de874e7533005f47d9765afa8ece5564c37cf039f83bc0287737b08
+PKG_SOURCE_DATE:=2017-01-15
+PKG_SOURCE_VERSION:=85d12fea1abe8654f694dc6594781f85168aa2c2
+PKG_MIRROR_HASH:=d07c019a3f836860409c58c303195df832f5dc31168201c3fa7d23f4f5927a79
 
 PKG_MAINTAINER:=Felix Fietkau <[email protected]>
 PKG_BUILD_PARALLEL:=1