Add .clang-format for automated style

Add a .clang-format style to enable automated style check to align code
format with rest of OpenBmc.

Change-Id: Ieace2b9135fa29a47be1aea21766a87b4e0b29b1
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/src/dbus_server.cpp b/src/dbus_server.cpp
index 53a2087..aba7694 100644
--- a/src/dbus_server.cpp
+++ b/src/dbus_server.cpp
@@ -19,16 +19,16 @@
  */
 
 #include "dbus_server.hpp"
+
 #include <xyz/openbmc_project/Common/File/error.hpp>
 
-
-DbusServer::DbusServer(LogManager& logManager, sdbusplus::bus::bus& bus, const char* path /*= HOSTLOGGER_DBUS_PATH*/)
-: server_inherit(bus, path),
-  logManager_(logManager)
+DbusServer::DbusServer(LogManager& logManager, sdbusplus::bus::bus& bus,
+                       const char* path /*= HOSTLOGGER_DBUS_PATH*/) :
+    server_inherit(bus, path),
+    logManager_(logManager)
 {
 }
 
-
 void DbusServer::flush()
 {
     const int rc = logManager_.flush();