clang-format: always break template declarations

To better match the defined openbmc style.

Change-Id: I68cda43857768bae4c904c367942cb1f0efa3e0c
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/mapbox/recursive_wrapper.hpp b/mapbox/recursive_wrapper.hpp
index af569ef..c90a88c 100644
--- a/mapbox/recursive_wrapper.hpp
+++ b/mapbox/recursive_wrapper.hpp
@@ -20,7 +20,8 @@
 namespace util
 {
 
-template <typename T> class recursive_wrapper
+template <typename T>
+class recursive_wrapper
 {
 
     T* p_;