message: Fix string_view to string conversion.
diff: #include <bsoncxx/builder/basic/kvp.hpp>
  #include <bsoncxx/builder/concatenate.hpp>
  #include <bsoncxx/stdx/make_unique.hpp>
  +#include <bsoncxx/string/to_string.hpp>
  #include <mongocxx/client.hpp>
  #include <mongocxx/exception/error_code.hpp>
  #include <mongocxx/exception/logic_error.hpp>
  @@ -226,7 +227,7 @@ collection database::_create_collection(const client_session* session,
  libbson::scoped_bson_t opts_bson{options_builder.view()};
  auto result = libmongoc::database_create_collection(
  - _get_impl().database_t, name.to_string().c_str(), opts_bson.bson(), &error);
  + _get_impl().database_t, bsoncxx::string::to_string(name).c_str(), opts_bson.bson(), &error);
  if (!result) {
  throw_exception<operation_exception>(error);
  