trim whitespaces in logs

mavsdk_wrapper.cpp

@@ -146,11 +146,11 @@ int mavsdk_start(const char * url, const char * log_file, int timeout) {
         Telemetry::FixedwingMetrics metrics = telemetry->fixedwing_metrics();
         Telemetry::Position position = telemetry->position();
 
-        oss << gps.timestamp_us << "; "
-            << gps.latitude_deg << "; " << gps.longitude_deg << "; "
-            << gps.absolute_altitude_m << "; " << position.relative_altitude_m << "; "
-            << euler_angle.pitch_deg << "; " << euler_angle.roll_deg << "; " << euler_angle.yaw_deg << "; "
-            << metrics.airspeed_m_s << "; " << metrics.throttle_percentage << "; " << metrics.climb_rate_m_s;
+        oss << gps.timestamp_us << ";"
+            << gps.latitude_deg << ";" << gps.longitude_deg << ";"
+            << gps.absolute_altitude_m << ";" << position.relative_altitude_m << ";"
+            << euler_angle.pitch_deg << ";" << euler_angle.roll_deg << ";" << euler_angle.yaw_deg << ";"
+            << metrics.airspeed_m_s << ";" << metrics.throttle_percentage << ";" << metrics.climb_rate_m_s;
         log(oss.str());
     });
 
@@ -164,7 +164,7 @@ int mavsdk_start(const char * url, const char * log_file, int timeout) {
 
     log("MAVSDK started...");
     mavsdk_started = 1;
-    log("timestamp; latitude; longitude; AMSL (m); rel altitude (m); pitch (°); roll(°); yaw(°); air speed (m/s); throttle(%); climb rate(m/s)");
+    log("timestamp;latitude;longitude;AMSL (m);rel altitude (m);pitch (°);roll(°);yaw(°);air speed (m/s);throttle(%);climb rate(m/s)");
     return 0;
 }