Should exception_t::raise receive error_descr as string_view instead of std::string?

[eao197]

Here: https://github.com/Stiffstream/sobjectizer/blob/3ac0ca9c255e72cc4a5cc657378fd456fe7cf0d1/dev/so_5/exception.cpp#L17-L21

It seems that so_5::exception_t::raise can receive std::string_view instead of std::string.