uavcan: fixed build with MAVLink2

Author: tridge

src/modules/uavcan/uavcan_servers.cpp

@@ -62,7 +62,11 @@
 #include <uORB/topics/uavcan_parameter_request.h>
 #include <uORB/topics/uavcan_parameter_value.h>
 
+#if MAVLINK_PROTOCOL_VERSION == 2
+#include <include/mavlink/v2.0/common/mavlink.h>
+#else
 #include <include/mavlink/v1.0/common/mavlink.h>
+#endif
 
 //todo:The Inclusion of file_server_backend is killing
 // #include <sys/types.h> and leaving OK undefined