Make new 'Embed' ctor only available for device code

include/ck/tensor_description/multi_index_transform.hpp

@@ -393,8 +393,13 @@ struct Embed
 
     __host__ __device__ constexpr Embed() = default;
 
+    __host__ constexpr Embed(const UpLengths& up_lengths, const Coefficients& coefficients)
+        : up_lengths_{up_lengths}, coefficients_{coefficients}
+    {
+    }
+
     /// NOTE: force copying here to prevent uninitialized data members (on device side)
-    __host__ __device__ constexpr Embed(UpLengths up_lengths, Coefficients coefficients)
+    __device__ constexpr Embed(UpLengths up_lengths, Coefficients coefficients)
         : up_lengths_{std::move(up_lengths)}, coefficients_{std::move(coefficients)}
     {
     }