Update share_btn.py

share_btn.py

@@ -59,7 +59,7 @@ share_js = """async () => {
     const outputSound = gradioEl.querySelector('#sound-output video');
     const outputSound_src = gradioEl.querySelector('#sound-output video').src;
     const outputSound_name = outputSound_src.split('/').pop();
-    let titleTxt = outputMusic_name;
+    let titleTxt = outputSound_name;
     //if(titleTxt.length > 100){
     //    titleTxt = titleTxt.slice(0, 100) + ' ...';
     //}