AP_NavEKF2: fix format of statustext for beacon init

libraries/AP_NavEKF2/AP_NavEKF2_Control.cpp

@@ -294,8 +294,8 @@ void NavEKF2_core::setAidingMode()
             // We have commenced aiding and range beacon usage is allowed
             if (canUseRangeBeacon) {
                 GCS_MAVLINK::send_statustext_all(MAV_SEVERITY_INFO, "EKF2 IMU%u is using range beacons",(unsigned)imu_index);
-                GCS_MAVLINK::send_statustext_all(MAV_SEVERITY_INFO, "EKF2 IMU%u initial pos NE = %3.1f,%3.1f (m)",(unsigned)imu_index,receiverPos.x,receiverPos.y);
-                GCS_MAVLINK::send_statustext_all(MAV_SEVERITY_INFO, "EKF2 IMU%u initial beacon pos D offset = %3.1f (m)",(unsigned)imu_index,bcnPosOffset);
+                GCS_MAVLINK::send_statustext_all(MAV_SEVERITY_INFO, "EKF2 IMU%u initial pos NE = %3.1f,%3.1f (m)",(unsigned)imu_index,(double)receiverPos.x,(double)receiverPos.y);
+                GCS_MAVLINK::send_statustext_all(MAV_SEVERITY_INFO, "EKF2 IMU%u initial beacon pos D offset = %3.1f (m)",(unsigned)imu_index,(double)bcnPosOffset);
             }
             // reset the last fusion accepted times to prevent unwanted activation of timeout logic
             lastPosPassTime_ms = imuSampleTime_ms;