[][MAC80211][mt76][Rebase][update patches]

[Description]
Fix build fail and update mt76 patches based on the latest update of
master branch.

[Release-log]
N/A

Change-Id: I5fda79d421d90099f5ac573f17c72e80c5c04f09
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7519462
diff --git a/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mt76/patches/0021-mt76-testmode-add-chainmask-hacking-for-eagle-band-2.patch b/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mt76/patches/0021-mt76-testmode-add-chainmask-hacking-for-eagle-band-2.patch
new file mode 100644
index 0000000..a3a0633
--- /dev/null
+++ b/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mt76/patches/0021-mt76-testmode-add-chainmask-hacking-for-eagle-band-2.patch
@@ -0,0 +1,26 @@
+From 59c4b77798c213a1766b3dac36a9de08145f063e Mon Sep 17 00:00:00 2001
+From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+Date: Thu, 9 Mar 2023 18:45:04 +0800
+Subject: [PATCH 21/22] mt76: testmode: add chainmask hacking for eagle band 2
+ 4T5R
+
+Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+---
+ mt7996/testmode.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/mt7996/testmode.c b/mt7996/testmode.c
+index 6d7cdbd5..0d4d9138 100644
+--- a/mt7996/testmode.c
++++ b/mt7996/testmode.c
+@@ -463,6 +463,7 @@ mt7996_tm_set_params(struct mt76_phy *mphy, struct nlattr **tb,
+ 		return 0;
+ 
+ 	chainmask = chainmask >> dev->chainshift[band_idx];
++	chainmask = 0x1f;	/* hacking for eagle band2 4T5R */
+ 	if (td->tx_antenna_mask > chainmask)
+ 		return -EINVAL;
+ 
+-- 
+2.39.2
+