style: update clang-format

Pull the most recent OpenBMC style rules and run clang-format.

Change-Id: I11a25ea1e62d6c739010d9dd742a139fb17cc09a
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/events.hpp b/events.hpp
index 735834a..1abf444 100644
--- a/events.hpp
+++ b/events.hpp
@@ -41,8 +41,7 @@
      */
     explicit Event(const std::vector<Filter>& filters, Type t = Type::STARTUP) :
         std::vector<Filter>(filters), type(t)
-    {
-    }
+    {}
 
     /** @brief event class enumeration. */
     Type type;
@@ -74,8 +73,7 @@
      */
     DbusSignal(const char* sig, const std::vector<Filter>& filters) :
         Event(filters, Type::DBUS_SIGNAL), signature(sig)
-    {
-    }
+    {}
 
     const char* signature;
 };