Regenerate client from commit 10d22b2 of spec repo (#591)

Co-authored-by: ci.datadog-api-spec <[email protected]>

Author: api-clients-generation-pipeline[bot]

.apigentools-info

@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.5.1.dev2",
-            "regenerated": "2021-09-21 08:23:10.271470",
-            "spec_repo_commit": "f934b04"
+            "regenerated": "2021-09-22 07:08:47.417819",
+            "spec_repo_commit": "10d22b2"
         },
         "v2": {
             "apigentools_version": "1.5.1.dev2",
-            "regenerated": "2021-09-21 08:23:33.129971",
-            "spec_repo_commit": "f934b04"
+            "regenerated": "2021-09-22 07:09:10.040143",
+            "spec_repo_commit": "10d22b2"
         }
     }
 }

.openapi-generator/VERSION

@@ -1 +1 @@
-5.2.1-SNAPSHOT
+5.3.0-SNAPSHOT