wifi: mt76: mt7996: add max mpdu len capability

[ Upstream commit 1816ad93 ]

Set max mpdu len to 11454 according to hardware capability.
Without this patch, the max ampdu length would be 3895 and count not get
expected performance.

Fixes: 348533eb ("wifi: mt76: mt7996: add EHT capability init")
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Link: https://patch.msgid.link/20250114101026.3587702-1-shayne.chen@mediatek.com


Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>