added missing return value

Ferenc Szontágh

2024-07-02 fdb165bed6e1ae4f49e95258de0ac8233338a92d

added missing return value

 include/qtl_sqlite.hpp

@@ -949,6 +949,7 @@
            iblobstream &operator=(iblobstream &&src)
            {
                m_buffer.operator=(std::move(src.m_buffer));
                return *this;
            }

            bool is_open() const { return m_buffer.is_open(); }