Merge changes Ia032262c,Ic587965e,I6dc0fcec,I51913698,I17a8ef4f, ...

* changes:
  Use API ignore_auto_connect_after_disconnect
  Add API ignore_auto_connect_after_disconnect
  Streamline stack/btm/btm_sec::btm_sec_disconnected
  Streamline stack/btm/btm_sec::btm_sec_send_hci_disconnect
  Stat-ify bta/hh/bta_hh_le::bta_hh_le_deregister_input_notif
  Streamline bta/hh/bta_hh_le::bta_hh_le_remove_dev_bg_conn
  Streamline bta/hh/bta_hh_le::bta_hh_gatt_close
  Streamline bta/gatt/bta_gattc_act::bta_gattc_process_api_open_cancel
  Streamline stack/hid/hidh_conn::hidh_conn_disconnect
  Streamline stack/hid/hidh_conn::hidh_l2cif_disconnect
  Canonicalize stack/hid/hidh_conn.cc
  Streamline bta/hh/bta_hh_act::bta_hh_api_disc_act
  Remove unnecessary declarations btif/src/btif_hh
  Streamline btif/src/btif_hh::btif_hh_disconnect
  Add le acceptlist size to dumpsys
  Remove unnecessary #def guard bta/hh/bta_hh_main::BTA_HH_DEBUG
  Explicitly name stack/acl::tACL_CONN
  Enum-ify stack/include/hiddefs::tHID_STATUS