Fixed the save menu not working after mode change (#4425)

Author: arjunjayan999

js/toolbar.js

@@ -945,6 +945,19 @@ class Toolbar {
             const saveButtonAdvanced = docById('saveButtonAdvanced');
             if (saveButton) saveButton.style.display = this.activity.beginnerMode ? "block" : "none";
             if (saveButtonAdvanced) saveButtonAdvanced.style.display = this.activity.beginnerMode ? "none" : "block";
+            activity.toolbar.renderSaveIcons(
+                activity.save.saveHTML.bind(activity.save),
+                doSVG,
+                activity.save.saveSVG.bind(activity.save),
+                activity.save.saveMIDI.bind(activity.save),
+                activity.save.savePNG.bind(activity.save),
+                activity.save.saveWAV.bind(activity.save),
+                activity.save.saveLilypond.bind(activity.save),
+                activity.save.saveAbc.bind(activity.save),
+                activity.save.saveMxml.bind(activity.save),
+                activity.save.saveBlockArtwork.bind(activity.save),
+                activity.save.saveBlockArtworkPNG.bind(activity.save)
+            );
         };
 
         // Handle mode switching