clang-format updates

Pick up latest clang-format from the docs repo and rerun
with clang-format-6.0

Change-Id: I2f0411bb01d78f096563d63b197ce12daf43bcbd
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/fail-monitor/monitor.hpp b/fail-monitor/monitor.hpp
index 0c2b33a..df8a30a 100644
--- a/fail-monitor/monitor.hpp
+++ b/fail-monitor/monitor.hpp
@@ -102,6 +102,6 @@
      */
     const Action action;
 };
-}
-}
-}
+} // namespace failure
+} // namespace unit
+} // namespace phosphor