iwlwifi: mvm: add trigger for firmware dump upon MLME failures

This will allow to catch failures in MLME and get the
firmware data when this happens.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --cc drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h
Simple merge

diff --cc drivers/net/wireless/iwlwifi/iwl-fw-file.h
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/mac80211.c
Simple merge