add .clang-format

Change-Id: I6627b5569c2e0f730be7331403218b823a2c622f
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/pid/builder.hpp b/pid/builder.hpp
index 5c03bd1..9201b9a 100644
--- a/pid/builder.hpp
+++ b/pid/builder.hpp
@@ -1,14 +1,13 @@
 #pragma once
 
+#include "pid/zone.hpp"
+#include "sensors/manager.hpp"
+
 #include <memory>
 #include <sdbusplus/bus.hpp>
 #include <unordered_map>
 
-#include "pid/zone.hpp"
-#include "sensors/manager.hpp"
-
-std::unordered_map<int64_t, std::unique_ptr<PIDZone>> BuildZones(
-        std::map<int64_t, PIDConf>& zonePids,
-        std::map<int64_t, struct zone>& zoneConfigs,
-        SensorManager& mgr,
-        sdbusplus::bus::bus& modeControlBus);
+std::unordered_map<int64_t, std::unique_ptr<PIDZone>>
+    BuildZones(std::map<int64_t, PIDConf>& zonePids,
+               std::map<int64_t, struct zone>& zoneConfigs, SensorManager& mgr,
+               sdbusplus::bus::bus& modeControlBus);