wireless-drivers fixes for v5.12

Third, and last, set of fixes for v5.12. Small fixes, iwlwifi having
most of them. brcmfmac regression caused by cfg80211 changes is the
most important here.

iwlwifi

* fix a lockdep warning

* fix regulatory feature detection in certain firmware versions

* new hardware support

* fix lockdep warning

* mvm: fix beacon protection checks

mt76

* mt7921: fix airtime reporting

brcmfmac

* fix a deadlock regression
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iQEcBAABAgAGBQJgbaLpAAoJEG4XJFUm622bOzMH/iPOnsTGO7MtRfMf7vLbWdDt
R5PVa+qtSTi4AEIqpLI5++IASrW58m1WZozRIZxxVlPdRbnhMlThFmNzSr2wPVHV
1qbHpm0MunPK2I3aK++SQvMlhNj5BFRaIx20iuoZNAkP/HNksxv/71hjFQJmeb1u
os6wua0DI5mhIXFk/n4QTz65jiHxI045UxiA7Oe4KG6DIYdXiuskBazceBWpOyNC
ygP7dd/oT7V2QQ8cDmG1eWvBpG5UTLYRjddHbIMa+lGkR9e6q7ni1GM1CXKuuhIY
S/3jMv3jMOVBnGAeesfQzr7Q8vPe0aYZZk7ylsrICaMT9CPTLclziKzpq1qQgZs=
=RQFI
-----END PGP SIGNATURE-----