ekf2: Multi-EKF let new instance schedule itself immediately on successful init
ekf2: Multi-EKF let new instance schedule itself immediately on successful init

 - this is to minimize missed sensor data (and unnecessary error output) between EKF2 construction and once it actually starts running
acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware