Run clang-format on the entire repo

This patch clang-formats the entire repo. Third-party code is
excluded.

I needed to fix up the .clang-format file so that all the header
includes are ordered properly. I could have sworn that it used to work
without the extra modification, but I guess not.

Signed-off-by: Philipp Schrader <philipp.schrader@gmail.com>
Change-Id: I64bb9f2c795401393f9dfe2fefc4f04cb36b52f6
diff --git a/frc971/vision/charuco_lib.h b/frc971/vision/charuco_lib.h
index 2c35a0b..8af7b8c 100644
--- a/frc971/vision/charuco_lib.h
+++ b/frc971/vision/charuco_lib.h
@@ -2,16 +2,17 @@
 #define Y2020_VISION_CHARUCO_LIB_H_
 
 #include <functional>
-#include <opencv2/aruco/charuco.hpp>
-#include <opencv2/calib3d.hpp>
 #include <string_view>
 
 #include "Eigen/Dense"
 #include "Eigen/Geometry"
 #include "absl/types/span.h"
+#include "external/com_github_foxglove_schemas/ImageAnnotations_generated.h"
+#include <opencv2/aruco/charuco.hpp>
+#include <opencv2/calib3d.hpp>
+
 #include "aos/events/event_loop.h"
 #include "aos/network/message_bridge_server_generated.h"
-#include "external/com_github_foxglove_schemas/ImageAnnotations_generated.h"
 #include "frc971/vision/calibration_generated.h"
 
 DECLARE_bool(visualize);