updated sample output

JarryShaw · JarryShaw · commit 118518932b4a · 2023-05-04T14:04:06.000+08:00
diff --git a/sample/pcapng.txt b/sample/pcapng.txt
@@ -9,7 +9,7 @@ Section Header 1
   |     |-- value 
   |           |--> 1
   |           |--> 0
-  |-- section_length -> 18446744073709551615
+  |-- section_length -> -1
   |-- options  -> NIL
 
 Interface Description 1
