iwlwifi: mvm: don't use hardcoded num of scan channels

Use num of scan channels as advertised by fw TLV.

Signed-off-by: David Spinadel <david.spinadel@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --cc drivers/net/wireless/iwlwifi/iwl-drv.c
Simple merge

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

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

diff --cc drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
Simple merge

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

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

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