:fire: Remove legacy database fixing code

kernel/filesys/json_parser.go

@@ -195,15 +195,6 @@ func fixLegacyData(tip, node *ast.Node, idMap *map[string]bool, needFix, needMig
 			node.Children = node.Children[:len(node.Children)-1]
 			*needFix = true
 		}
-
-		for _, kv := range node.KramdownIAL {
-			if strings.Contains(kv[0], "custom-av-key-") {
-				// TODO: 数据库正式上线以后移除这里的修复
-				// 删除数据库属性键值对 https://github.com/siyuan-note/siyuan/issues/9293
-				node.RemoveIALAttr(kv[0])
-				*needFix = true
-			}
-		}
 	}
 	if "" != node.ID {
 		if _, ok := (*idMap)[node.ID]; ok {