mavlink app: Reduce stack sizes minimally after further inspection

src/modules/mavlink/mavlink_main.cpp

@@ -2204,7 +2204,7 @@ Mavlink::start(int argc, char *argv[])
 	task_spawn_cmd(buf,
 		       SCHED_DEFAULT,
 		       SCHED_PRIORITY_DEFAULT,
-		       2000,
+		       1950,
 		       (main_t)&Mavlink::start_helper,
 		       (const char **)argv);
 

src/modules/mavlink/mavlink_receiver.cpp

@@ -949,7 +949,7 @@ MavlinkReceiver::receive_start(Mavlink *parent)
 	param.sched_priority = SCHED_PRIORITY_MAX - 40;
 	(void)pthread_attr_setschedparam(&receiveloop_attr, &param);
 
-	pthread_attr_setstacksize(&receiveloop_attr, 3000);
+	pthread_attr_setstacksize(&receiveloop_attr, 2900);
 
 	pthread_t thread;
 	pthread_create(&thread, &receiveloop_attr, MavlinkReceiver::start_helper, (void *)parent);