wifi: mt76: mt7915: fix rx filter setting for bfee functionality

Fix rx filter setting to prevent dropping NDPA frames. Without this
change, bfee functionality may behave abnormally.

Fixes: e57b7901 ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets")
Signed-off-by: Howard Hsu <howard-yh.hsu@mediatek.com>
Link: https://patch.msgid.link/20240827093011.18621-21-nbd@nbd.name


Signed-off-by: Felix Fietkau <nbd@nbd.name>