fix: msg_stamp.size() is unsigned,should convert to int (#2523)

TouchZZZ

2025-05-22 eccf74684743593950ad259877db7ce9ffc06e93

 web-pages/src/views/home/lxwjzxfw.vue

@@ -130,7 +130,7 @@
                {
                    icon: require('./assets/images/lxwj-zxty.png'),
                    title: '在线体验',
                    link: 'https://www.funasr.com:1335/static/index.html'
                    link: 'https://www.funasr.com/static/offline/index.html'
                },
                {
                    icon: require('./assets/images/lxwj-az.png'),