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/y2023/localizer/localizer.cc b/y2023/localizer/localizer.cc
index 79a7f21..76784fb 100644
--- a/y2023/localizer/localizer.cc
+++ b/y2023/localizer/localizer.cc
@@ -1,9 +1,10 @@
 #include "y2023/localizer/localizer.h"
 
+#include "gflags/gflags.h"
+
 #include "aos/containers/sized_array.h"
 #include "frc971/control_loops/drivetrain/localizer_generated.h"
 #include "frc971/control_loops/pose.h"
-#include "gflags/gflags.h"
 #include "y2023/constants.h"
 #include "y2023/localizer/utils.h"