wifi: mac80211: remove status->ampdu_delimiter_crc

This was never used by any driver, so remove it to free up some space.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://patch.msgid.link/e6fee6eed49b105261830db1c74f13841fb9616c.1728462320.git-series.nbd@nbd.name


Signed-off-by: Johannes Berg <johannes.berg@intel.com>