feat(hidden_subtree): update help note icons

Author: eliandoran

src/services/hidden_subtree.ts

@@ -408,10 +408,13 @@ function checkHiddenSubtreeRecursively(parentNoteId: string, item: HiddenSubtree
                 value: attr.value,
                 isInheritable: false
             }).save();
-        } else if (attr.name === "docName") {
-            // Updating docname
-            existingAttribute.value = attr.value ?? "";
-            existingAttribute.save();
+        } else if (attr.name === "docName"
+                || (existingAttribute.noteId.startsWith("_help") && attr.name === "iconClass")) {
+            if (existingAttribute.value !== attr.value) {
+                existingAttribute.value = attr.value ?? "";
+                console.log("Updating attribute ", attrId);
+                existingAttribute.save();
+            }
         }
     }