show.md in debug_helper-2.1.0

- old
+ new

@@ -17,9 +17,9 @@
 ```show.yaml```:
 ```yaml
 ---
 Set (message='My simple set'):
   Set#size: 3
-  Element 0: Fixnum 5
-  Element 1: Fixnum 10
-  Element 2: Fixnum 15
+  Element 0: Integer 5
+  Element 1: Integer 10
+  Element 2: Integer 15
 ```