fix errors in crazyflie and navio builds

src/drivers/boards/crazyflie/board_config.h

@@ -172,6 +172,7 @@
 #define PWM_HIGHEST_MAX 255
 #define PWM_DEFAULT_MAX 255
 #define PWM_LOWEST_MAX 255
+#define PWM_DEFAULT_TRIM 1500
 
 
 /* High-resolution timer */

src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp

@@ -352,6 +352,7 @@ void task_main(int argc, char *argv[])
 			uint16_t disarmed_pwm[4];
 			uint16_t min_pwm[4];
 			uint16_t max_pwm[4];
+			uint16_t trim_pwm[4] {};
 
 			for (unsigned int i = 0; i < 4; i++) {
 				disarmed_pwm[i] = _pwm_disarmed;
@@ -369,6 +370,7 @@ void task_main(int argc, char *argv[])
 				       disarmed_pwm,
 				       min_pwm,
 				       max_pwm,
+				       trim_pwm,
 				       _outputs.output,
 				       pwm,
 				       &_pwm_limit);