clang-format: Update to match docs repo

Update the .clang-format file.
Now includes header sorting and updating PointerAlignment.

Change-Id: I5c7690d8d83cdebe26ff3a73b90a2a8c17dd8054
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/image_manager_main.cpp b/image_manager_main.cpp
index 419b467..af711a7 100644
--- a/image_manager_main.cpp
+++ b/image_manager_main.cpp
@@ -1,10 +1,12 @@
+#include "config.h"
+
+#include "image_manager.hpp"
+#include "watch.hpp"
+
 #include <cstdlib>
 #include <exception>
-#include <sdbusplus/bus.hpp>
 #include <phosphor-logging/log.hpp>
-#include "config.h"
-#include "watch.hpp"
-#include "image_manager.hpp"
+#include <sdbusplus/bus.hpp>
 
 int main(int argc, char* argv[])
 {