Move convert_benchmark into oneoff/

Makefile

@@ -68,5 +68,5 @@ crctests: crc.c crc.h
 benchmarks: convert_benchmark
 	./convert_benchmark
 
-convert_benchmark: convert_benchmark.o convert.o util.o
+oneoff/convert_benchmark: oneoff/convert_benchmark.o convert.o util.o
 	$(CC) $(CPPFLAGS) $(CFLAGS) -g -o $@ $^ -lm

oneoff/convert_benchmark.c

@@ -18,7 +18,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include "dump1090.h"
+#include "../dump1090.h"
 
 static void **testdata_uc8;
 static void **testdata_sc16;