mt76: update to the latest version

ec8435e mt76: initialize rx lock earlier
e08d5da mt76x2: fix is_mt7612 routine
e2eedc9 mt7603: retry PSE reset calls

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:=2018-04-17
-PKG_SOURCE_VERSION:=ca5cc9a478397ba89e329dacef523b975ed0dd03
-PKG_MIRROR_HASH:=c232620706c857ed2bb7e1833dd53fc9d2c1c5c394d5536ffb1d5831c66ce213
+PKG_SOURCE_DATE:=2018-04-18
+PKG_SOURCE_VERSION:=e2eedc9229dad9b9d653ad0abb4f3571d1676148
+PKG_MIRROR_HASH:=5bf8879814ffb498228a070e5f8ebedd06cbf4c286a7875e8616d26f154be6ac
 
 PKG_MAINTAINER:=Felix Fietkau <[email protected]>
 PKG_BUILD_PARALLEL:=1