[source] mt76: update to the latest version

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/05d6e92594c507dcd1f4be6c1bcb2282fe1abe1f

commit 05d6e92594c507dcd1f4be6c1bcb2282fe1abe1f
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Wed Jul 5 20:29:39 2017 +0200

    mt76: update to the latest version
    
    Fixes mt7603 stablity and performance issues
    
    af32615 mt7603: change auto rate control register initialization
    01fb9ba mt7603: fix control/status retries count estimation
    cf4ba12 mt7603: avoid tx rate sampling using no retransmissions
    32eab50 mt7603: set wtbl entry vif index
    c4e3dea mt7603: use the real vif index in txwi header for normal tx.
    e90a81a mt7603: fix channel width fall back in TXWI
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/kernel/mt76/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/package/kernel/mt76/Makefile b/package/kernel/mt76/Makefile
index 5753520..1cb4565 100644
--- a/package/kernel/mt76/Makefile
+++ b/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:=2017-06-16
-PKG_SOURCE_VERSION:=70d225123fa106667fb96265fe62162339e36ddc
-PKG_MIRROR_HASH:=f3ee626ac485398488ca6c549e44ffaff72dc8ac324f53af7994c9bb0ca8925f
+PKG_SOURCE_DATE:=2017-07-04
+PKG_SOURCE_VERSION:=e90a81a5523e567efb1fe33bac677cfac644101f
+PKG_MIRROR_HASH:=6c40885a4f29f6842b6426568ae7d4b6c3e91f4a510c475e8fecaec03ae5f2f2
 
 PKG_MAINTAINER:=Felix Fietkau <nbd at nbd.name>
 PKG_BUILD_PARALLEL:=1