[Jenkins] auto-formatting by clang-format version 10.0.0-4ubuntu1

Author: stan-buildbot

test/expressions/expression_test_helpers.hpp

@@ -333,7 +333,8 @@ auto bad_wrong_value(const T& a) {
 template <typename T>
 auto bad_wrong_derivatives(const T& a) {
   operands_and_partials<ref_type_t<T>> ops(a);
-  if constexpr (!is_constant<T>::value && std::is_same<T, plain_type_t<T>>::value) {
+  if constexpr (!is_constant<T>::value
+                && std::is_same<T, plain_type_t<T>>::value) {
     ops.edge1_.partials_[0] = 1234;
   }
   return ops.build(0);