Update cache-poisoning.yaml

vulnerabilities/generic/cache-poisoning.yaml

@@ -10,9 +10,9 @@ requests:
   - raw:
       - |
         GET /?mel=9 HTTP/1.1
-        X-Forwarded-Prefix: cache.melbadry9.com
-        X-Forwarded-Host: cache.melbadry9.com
-        X-Forwarded-For: cache.melbadry9.com
+        X-Forwarded-Prefix: cache.example.com
+        X-Forwarded-Host: cache.example.com
+        X-Forwarded-For: cache.example.com
 
       - |
         GET /?mel=9 HTTP/1.1
@@ -21,4 +21,4 @@ requests:
     matchers:
       - type: dsl
         dsl:
-          - 'contains(body_2, "cache.melbadry9.com") == true'
+          - 'contains(body_2, "cache.example.com")'