[][MAC80211][mt76][mt76: mt7915: fix mt7915_mcu_set_chan_info]

[Description]
Fix parameter in channel switch mcu command. use Tx path instead of Tx
stream in mt7915_set_chan_info().

Fixes: 66065073177ba (wifi: mt76: mt7915: deal with special variant of mt7916)

[Release-log]
N/A

Change-Id: I9428068fea976e76e60cfa95a112f5589c40546a
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6681215
1 file changed