AP_NavEKF3: removed have_ekf_logging

libraries/AP_NavEKF3/AP_NavEKF3.h

@@ -389,9 +389,6 @@ public:
     // allow the enable flag to be set by Replay
     void set_enable(bool enable) { _enable.set_enable(enable); }
 
-    // are we doing sensor logging inside the EKF?
-    bool have_ekf_logging(void) const { return false; }
-
     // get timing statistics structure
     void getTimingStatistics(int8_t instance, struct ekf_timing &timing) const;
 

libraries/AP_NavEKF3/AP_NavEKF3_Measurements.cpp

@@ -4,7 +4,6 @@
 #include <GCS_MAVLink/GCS.h>
 #include <AP_Logger/AP_Logger.h>
 #include <AP_DAL/AP_DAL.h>
-#include <stdio.h>
 
 /********************************************************
 *              OPT FLOW AND RANGE FINDER                *

libraries/AP_NavEKF3/AP_NavEKF3_core.cpp

@@ -456,7 +456,6 @@ timee to reduce the resulting tilt error. Yaw alignment is not performed by this
 function, but is perfomred later and initiated the SelectMagFusion() function
 after the tilt has stabilised.
 */
-#include <stdio.h>
 
 bool NavEKF3_core::InitialiseFilterBootstrap(void)
 {