Tracker: minor formatting fix

No functional change

AntennaTracker/AntennaTracker.cpp

@@ -107,7 +107,7 @@ void Tracker::one_second_loop()
     one_second_counter++;
 
     if (one_second_counter >= 60) {
-        if(g.compass_enabled) {
+        if (g.compass_enabled) {
             compass.save_offsets();
         }
         one_second_counter = 0;

AntennaTracker/sensors.cpp

@@ -82,7 +82,7 @@ void Tracker::accel_cal_update() {
     }
     ins.acal_update();
     float trim_roll, trim_pitch;
-    if(ins.get_new_trim(trim_roll, trim_pitch)) {
+    if (ins.get_new_trim(trim_roll, trim_pitch)) {
         ahrs.set_trim(Vector3f(trim_roll, trim_pitch, 0));
     }
 }
@@ -100,7 +100,7 @@ void Tracker::update_GPS(void)
         gps.status() >= AP_GPS::GPS_OK_FIX_3D) {
         last_gps_msg_ms = gps.last_message_time_ms();
         
-        if(ground_start_count > 1) {
+        if (ground_start_count > 1) {
             ground_start_count--;
         } else if (ground_start_count == 1) {
             // We countdown N number of good GPS fixes

AntennaTracker/servos.cpp

@@ -214,7 +214,7 @@ void Tracker::update_yaw_position_servo()
 
     channel_yaw.set_servo_out(new_servo_out);
 
-    if(yaw_servo_out_filt_init){
+    if (yaw_servo_out_filt_init) {
         yaw_servo_out_filt.apply(new_servo_out, G_Dt);
     } else {
         yaw_servo_out_filt.reset(new_servo_out);

AntennaTracker/system.cpp

@@ -187,7 +187,7 @@ void Tracker::prepare_servos()
 
 void Tracker::set_mode(enum ControlMode mode)
 {
-    if(control_mode == mode) {
+    if (control_mode == mode) {
         // don't switch modes if we are already in the correct mode.
         return;
     }