update manual

Author: phith0n

README.md

@@ -36,3 +36,4 @@
 - 利用TemplatesImpl构造的Transformer Demo：[CommonsCollectionsIntro2.java](general/src/main/java/com/govuln/deserialization/CommonsCollectionsIntro2.java)
 - 无InvokerTransformer的Transformer Demo：[CommonsCollectionsIntro3.java](general/src/main/java/com/govuln/deserialization/CommonsCollectionsIntro3.java)
 - 我简化的[CommonsCollections3](general/src/main/java/com/govuln/deserialization/CommonsCollections3.java)
+- CommonsCollections6一次执行多个命令：[CommonsCollections6Multiple](general/src/main/java/com/govuln/deserialization/CommonsCollections6Multiple.java)

general/src/main/java/com/govuln/deserialization/CommonsCollections6Multiple.java

@@ -59,7 +59,7 @@ public static void main(String[] args) throws Exception {
         oos.close();
 
         // 本地测试触发
-         System.out.println(barr);
+        System.out.println(barr);
         ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(barr.toByteArray()));
         Object o = (Object)ois.readObject();
     }