clang-format updates

Run with clang-format-6.0 and update to latest .clang-format
as listed in the docs repository.

Change-Id: I40fb686cc66adf56b2c1b5277ac1c44b64b89349
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/policy_find.hpp b/policy_find.hpp
index e8a4c50..5e45a5b 100644
--- a/policy_find.hpp
+++ b/policy_find.hpp
@@ -26,6 +26,6 @@
  */
 PolicyProps find(const Table& policy,
                  const DbusPropertyMap& errorLogProperties);
-}
-}
-}
+} // namespace policy
+} // namespace logging
+} // namespace ibm