Tidy fix: use move

src/include/migraphx/shape.hpp

@@ -63,7 +63,7 @@ struct shape
     {
         std::size_t min = 0;
         std::size_t max = 0;
-        std::size_t opt = 1;
+        std::size_t opt = 0;
 
         dynamic_dimension() = default;
 

src/shape.cpp

@@ -48,7 +48,7 @@ struct shape_impl
     shape_impl(const std::vector<shape>& subs) : m_type(shape::tuple_type), m_shapes(subs) {}
 
     explicit shape_impl(shape::dyn_data data)
-        : m_type(data.t), m_dynamic(true), m_dyn_dims(data.dims)
+        : m_type(data.t), m_dynamic(true), m_dyn_dims(std::move(data.dims))
     {
     }