Update api-bitly.yaml (#4265)

Current matchers don't work.  New matcher does.

token-spray/api-bitly.yaml

@@ -2,7 +2,7 @@ id: api-bitly
 
 info:
   name: Bitly API Test
-  author: zzeitlin
+  author: zzeitlin,geeknik
   severity: info
   reference:
     - https://dev.bitly.com/api-reference
@@ -18,6 +18,5 @@ requests:
       - type: word
         part: body
         words:
-          - '"long_url":'
-          - '"created_at":'
-        condition: and
+          - '"status_code":200,"status_txt":"OK"'
+        condition: and