mt76: fix resetting software IV flag on key delete

It needs to be unset instead of set

Fixes: 2340523646 ("mt76: fix transmission of encrypted management frames")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2019-01-25 18:00:11 +01:00
commit f2f6a47b50