cmake don't build param "c" files and remove param defines

- these aren't actual source code

src/modules/vmount/input_mavlink.cpp

@@ -44,7 +44,7 @@
 #include <uORB/topics/vehicle_command_ack.h>
 #include <uORB/topics/position_setpoint_triplet.h>
 #include <drivers/drv_hrt.h>
-
+#include <lib/parameters/param.h>
 #include <px4_platform_common/defines.h>
 #include <px4_platform_common/posix.h>
 #include <errno.h>

src/modules/vmount/vmount.cpp

@@ -52,6 +52,7 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <systemlib/err.h>
+#include <lib/parameters/param.h>
 #include <px4_platform_common/defines.h>
 #include <px4_platform_common/tasks.h>