delete drv_baro.h, drv_mag.h, drv_range_finder.h, drv_device.h and purge UAVCAN CDev usage

src/lib/cdev/CDev.cpp

@@ -42,7 +42,6 @@
 #include <cstring>
 
 #include <px4_platform_common/posix.h>
-#include <drivers/drv_device.h>
 
 namespace cdev
 {

src/lib/cdev/nuttx/cdev_platform.cpp

@@ -40,7 +40,6 @@
 #include "../CDev.hpp"
 
 #include <px4_platform_common/posix.h>
-#include "drivers/drv_device.h"
 #include <sys/ioctl.h>
 
 #ifdef CONFIG_DISABLE_POLL

src/lib/cdev/test/cdevtest_example.cpp

@@ -43,7 +43,6 @@
 
 #include <px4_platform_common/tasks.h>
 #include <px4_platform_common/time.h>
-#include <drivers/drv_device.h>
 #include <lib/cdev/CDev.hpp>
 #include <unistd.h>
 #include <stdio.h>