[mirotalksfu] - fix volume indicator, update dep

public/js/Brand.js

@@ -78,7 +78,7 @@ let BRAND = {
     },
     about: {
         imageUrl: '../images/mirotalk-logo.gif',
-        title: '<strong>WebRTC SFU v1.9.76</strong>',
+        title: '<strong>WebRTC SFU v1.9.77</strong>',
         html: `
             <button 
                 id="support-button"