Format files

Co-authored-by: tcojean <tcojean@users.noreply.github.com>

include/ginkgo/core/matrix/dense.hpp

@@ -779,7 +779,7 @@ class Dense
 template <typename Matrix, typename... TArgs>
 std::unique_ptr<Matrix> initialize(
     size_type stride, std::initializer_list<typename Matrix::value_type> vals,
-    std::shared_ptr<const Executor> exec, TArgs &&...create_args)
+    std::shared_ptr<const Executor> exec, TArgs &&... create_args)
 {
     using dense = matrix::Dense<typename Matrix::value_type>;
     size_type num_rows = vals.size();
@@ -818,7 +818,7 @@ std::unique_ptr<Matrix> initialize(
 template <typename Matrix, typename... TArgs>
 std::unique_ptr<Matrix> initialize(
     std::initializer_list<typename Matrix::value_type> vals,
-    std::shared_ptr<const Executor> exec, TArgs &&...create_args)
+    std::shared_ptr<const Executor> exec, TArgs &&... create_args)
 {
     return initialize<Matrix>(1, vals, std::move(exec),
                               std::forward<TArgs>(create_args)...);
@@ -851,7 +851,7 @@ std::unique_ptr<Matrix> initialize(
     size_type stride,
     std::initializer_list<std::initializer_list<typename Matrix::value_type>>
         vals,
-    std::shared_ptr<const Executor> exec, TArgs &&...create_args)
+    std::shared_ptr<const Executor> exec, TArgs &&... create_args)
 {
     using dense = matrix::Dense<typename Matrix::value_type>;
     size_type num_rows = vals.size();
@@ -899,7 +899,7 @@ template <typename Matrix, typename... TArgs>
 std::unique_ptr<Matrix> initialize(
     std::initializer_list<std::initializer_list<typename Matrix::value_type>>
         vals,
-    std::shared_ptr<const Executor> exec, TArgs &&...create_args)
+    std::shared_ptr<const Executor> exec, TArgs &&... create_args)
 {
     return initialize<Matrix>(vals.size() > 0 ? begin(vals)->size() : 0, vals,
                               std::move(exec),