[][MAC80211][build][Fix patch fail]

[Description]
Fix patch fail
Add symbolic link of mt76-vendor for unified sigma support.
Remove unnecessary compiler flag in MT76 makefile

[Release-log]
N/A

Change-Id: Ia4e297c0648a77c4e500d926fb617cba6a1a85fb
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6140808
diff --git a/autobuild_mac80211_release/package/kernel/mt76/patches/0002-mt76-testmode-rework-tx-antenna-setting.patch b/autobuild_mac80211_release/package/kernel/mt76/patches/0002-mt76-testmode-rework-tx-antenna-setting.patch
index 64fca3e..5ec911f 100644
--- a/autobuild_mac80211_release/package/kernel/mt76/patches/0002-mt76-testmode-rework-tx-antenna-setting.patch
+++ b/autobuild_mac80211_release/package/kernel/mt76/patches/0002-mt76-testmode-rework-tx-antenna-setting.patch
@@ -1,16 +1,16 @@
-From 5fef96ecd9dfc88f21a41d01319dc934f66bd098 Mon Sep 17 00:00:00 2001
+From e9dd6f5f862331f44f81d95a786f04bbea6f08f2 Mon Sep 17 00:00:00 2001
 From: Shayne Chen <shayne.chen@mediatek.com>
 Date: Fri, 25 Feb 2022 09:36:01 +0800
-Subject: [PATCH 02/11] mt76: testmode: rework tx antenna setting
+Subject: [PATCH 02/12] mt76: testmode: rework tx antenna setting
 
 ---
- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c      | 7 +------
- drivers/net/wireless/mediatek/mt76/mt7915/testmode.c | 9 +--------
- drivers/net/wireless/mediatek/mt76/testmode.c        | 4 ++--
+ mt7915/mcu.c      | 7 +------
+ mt7915/testmode.c | 9 +--------
+ testmode.c        | 4 ++--
  3 files changed, 4 insertions(+), 16 deletions(-)
 
 diff --git a/mt7915/mcu.c b/mt7915/mcu.c
-index 552352dd..f513005b 100644
+index 552352d..f513005 100644
 --- a/mt7915/mcu.c
 +++ b/mt7915/mcu.c
 @@ -2637,14 +2637,9 @@ int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
@@ -30,7 +30,7 @@
  #endif
  
 diff --git a/mt7915/testmode.c b/mt7915/testmode.c
-index 20c593d0..b8c1da19 100644
+index 20c593d..b8c1da1 100644
 --- a/mt7915/testmode.c
 +++ b/mt7915/testmode.c
 @@ -474,11 +474,7 @@ mt7915_tm_set_tx_frames(struct mt7915_phy *phy, bool en)
@@ -57,7 +57,7 @@
  		if (tb[tm_change_map[i]])
  			changed |= BIT(i);
 diff --git a/testmode.c b/testmode.c
-index 382b4563..7cd00794 100644
+index 382b456..7cd0079 100644
 --- a/testmode.c
 +++ b/testmode.c
 @@ -446,8 +446,8 @@ int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
@@ -72,5 +72,5 @@
  	    mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_DUTY_CYCLE],
  			   &td->tx_duty_cycle, 0, 99) ||
 -- 
-2.25.1
+2.18.0