don't make obsidian redraw when the order was already right

main.js

@@ -44,9 +44,12 @@ module.exports = class RibbonOrderLock extends Plugin {
       return ia - ib;
     });
 
-    ribbon.items.length = 0;
-    ribbon.items.push(...sorted);
-    ribbon.onChange(true);
+    const changed = sorted.some((item, i) => ribbon.items[i] !== item);
+    if (changed) {
+      ribbon.items.length = 0;
+      ribbon.items.push(...sorted);
+      ribbon.onChange(true);
+    }
 
     this.recordOrder(ribbon);
   }