clean seafile api

include/seafile/fs/seafile_file_system.hpp

@@ -23,8 +23,6 @@ namespace seafile::fs
 
 
         std::string repo_id;
-        std::string token;
-        TokenType token_type = TokenType::TOKEN;
         std::shared_ptr<ISeaFileApi> api;
         std::wstring volume_label;