mt76: update to the latest version, fixes fragmented rx issues

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48674

package/kernel/mt76/Makefile

@@ -10,7 +10,7 @@ PKG_LICENSE_FILES:=
 PKG_SOURCE_URL:=https://github.com/openwrt/mt76
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=4cddea71932e1a30253cbe5e48ac58fb3d40c174
+PKG_SOURCE_VERSION:=84a312645c7b805255e6d7b6191e9f62142985d9
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.xz
 
 PKG_MAINTAINER:=Felix Fietkau <nbd@openwrt.org>