clang-format: update to latest version

Pick up latest .clang-format file from the docs repository.
Fix formatting on all files.
Minor compile fixes due to GCC10 and sdbusplus changes.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ie1f7a4e59b6cf015310effef50d558ff59731024
diff --git a/power-supply/average.hpp b/power-supply/average.hpp
index a61a436..cf54a7d 100644
--- a/power-supply/average.hpp
+++ b/power-supply/average.hpp
@@ -1,7 +1,8 @@
 #pragma once
-#include <functional>
 #include <org/open_power/Sensor/Aggregation/History/Average/server.hpp>
 
+#include <functional>
+
 namespace witherspoon
 {
 namespace power