Add v2 endpoints for RUM retention filters. (#2079)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

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

.apigentools-info

@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.6.6",
-            "regenerated": "2025-03-06 19:05:44.923367",
-            "spec_repo_commit": "b892dbfc"
+            "regenerated": "2025-03-06 21:28:33.227511",
+            "spec_repo_commit": "d6a6faf6"
         },
         "v2": {
             "apigentools_version": "1.6.6",
-            "regenerated": "2025-03-06 19:05:44.939641",
-            "spec_repo_commit": "b892dbfc"
+            "regenerated": "2025-03-06 21:28:33.247005",
+            "spec_repo_commit": "d6a6faf6"
         }
     }
 }