wifi: iwlwifi: mvm: send ap_tx_power_constraints cmd to FW in AP mode

Send AP_TX_POWER_CONSTRAINTS_CMD with no local maximum transmit
power constraint to FW and FW will update the TPE element with
required tx power limits.

Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240416134215.b6af4ecfcfe8.I07e8db349190e0c58c468c18477d8551288ac069@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>