Docs fix - missing callout

Author: markharwood

client/rest-high-level/src/test/java/org/elasticsearch/client/documentation/IndicesClientDocumentationIT.java

@@ -2101,7 +2101,7 @@ public void testPutTemplate() throws Exception {
                     "      \"type\": \"text\"\n" +
                     "    }\n" +
                     "  }\n" +
-                    "}", // <2>
+                    "}", 
                 XContentType.JSON);
             // end::put-template-request-mappings-json
             assertTrue(client.indices().putTemplate(request, RequestOptions.DEFAULT).isAcknowledged());