Make sure that OpenAPI definition are valid with real server responses (#595)

* Fix VCR matcher

* Regenerate client from commit d0cfebd of spec repo

Co-authored-by: Jiri Kuncar <[email protected]>
Co-authored-by: api-clients-generation-pipeline[bot] <54105614+api-clients-generation-pipeline[bot]@users.noreply.github.com>
Co-authored-by: ci.datadog-api-spec <[email protected]>

Author: 3 people

.apigentools-info

@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.5.1.dev2",
-            "regenerated": "2021-09-28 14:27:29.471569",
-            "spec_repo_commit": "1f84aba"
+            "regenerated": "2021-09-28 15:15:40.513561",
+            "spec_repo_commit": "d0cfebd"
         },
         "v2": {
             "apigentools_version": "1.5.1.dev2",
-            "regenerated": "2021-09-28 14:27:56.639663",
-            "spec_repo_commit": "1f84aba"
+            "regenerated": "2021-09-28 15:16:05.410304",
+            "spec_repo_commit": "d0cfebd"
         }
     }
 }