Change real time logging timestamps to milliseconds

source/RobotAPI/components/units/RobotUnit/RobotUnitModules/RobotUnitModuleLogging.cpp

@@ -224,7 +224,7 @@ namespace armarx
             {
                 //write csv data
                 {
-                    outCSV  << iteration.iteration << ";" << iteration.sensorValuesTimestamp;
+                    outCSV  << iteration.iteration << ";" << iteration.sensorValuesTimestamp.toMilliSeconds();
                     //sens
                     {
                         for (const SensorValueBase* val : iteration.sensors)