Replace use of deprecated C Standard library headers in C++ code.

Change-Id: I9fa6630c7e4bdb2897df34d417635d8c7d8253bc
Signed-off-by: Tyler Chatow <tchatow@gmail.com>
diff --git a/frc971/control_loops/control_loop-tmpl.h b/frc971/control_loops/control_loop-tmpl.h
index f6fd0af..0db1786 100644
--- a/frc971/control_loops/control_loop-tmpl.h
+++ b/frc971/control_loops/control_loop-tmpl.h
@@ -1,5 +1,5 @@
-#include <stddef.h>
-#include <inttypes.h>
+#include <cinttypes>
+#include <cstddef>
 
 #include "aos/logging/logging.h"
 
@@ -19,7 +19,8 @@
 
 template <class GoalType, class PositionType, class StatusType,
           class OutputType>
-void ControlLoop<GoalType, PositionType, StatusType, OutputType>::ZeroOutputs() {
+void ControlLoop<GoalType, PositionType, StatusType,
+                 OutputType>::ZeroOutputs() {
   typename ::aos::Sender<OutputType>::Builder builder =
       output_sender_.MakeBuilder();
   builder.Send(Zero(&builder));