Update tests.

Author: gk-brown

kilo-test/src/test/java/org/httprpc/kilo/test/DocumentationTest.java

@@ -42,11 +42,7 @@ private void testDocumentation(String name) throws IOException {
             expected = (Map<?, ?>)jsonDecoder.read(inputStream);
         }
 
-        var webServiceProxy = new WebServiceProxy("GET", baseURI.resolve(name));
-
-        webServiceProxy.setArguments(mapOf(
-            entry("api", "json")
-        ));
+        var webServiceProxy = new WebServiceProxy("GET", baseURI.resolve(String.format("%s?api", name)));
 
         webServiceProxy.setHeaders(mapOf(
             entry("Accept", "application/json")