fix：修复索引错误

index/root_index.yaml

@@ -208,13 +208,12 @@ schools:
     initial: "S"
     resource_folder: "AHSZU"    
 
-  - id: "HUAT"
-    name: "湖北汽车工业学院"
-    initial: "H"
-    resource_folder: "HUAT"    
-    resource_folder: "AHSZU"
-
   - id: "XAUT"
     name: "西安理工大学"
     initial: "X"
     resource_folder: "XAUT"
+
+  - id: "HUAT"
+    name: "湖北汽车工业学院"
+    initial: "H"
+    resource_folder: "HUAT"