fix bug: msg.c_str

lyblsgo

2023-04-11 dc8a0445d5460af16e9926a492a85da592f224bb

 funasr/utils/postprocess_utils.py

@@ -225,7 +225,7 @@
                    ts_lists.append([begin, end])
                    begin = end
            else:
                raise ValueError('invalid character: {}'.format(ch))
                word_lists.append(ch)

    if time_stamp is not None: 
        word_lists, ts_lists = abbr_dispose(word_lists, ts_lists)