Update CHANGELOG (#1421)

Co-authored-by: api-clients-generation-pipeline[bot] <54105614+api-clients-generation-pipeline[bot]@users.noreply.github.com>

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

CHANGELOG.md

@@ -1,5 +1,36 @@
 # Changelog
 
+## 2.12.0 / 2023-04-18
+
+### Fixed
+* Fix application_security_host_top99p usage field by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1383
+* Mark `resource_type` attribute as required for Confluent Account by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1400
+* Fix spec errors caught with prism validation by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1413
+* Fix spans/logs custom metrics delete operation responses by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1419
+### Added
+* Add support for Incident Todo APIs by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1368
+* Add supported relations in restriction policy  by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1380
+* Add parameter to downtime API for returning creator info by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1382
+* Publish the new ingested timeseries metrics for usage attribution by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1365
+* Add tags field to dashboard API spec by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1373
+* Add pagination support to SearchIncidents by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1391
+* Add service catalog v2.1 schema by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1387
+* Add team API specs by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1385
+* Add spans metrics API endpoints specification by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1392
+* Add universal service monitoring to usage metering API by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1395
+* Add a new contact type in service catalog api for schema v2 and v2.1 by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1398
+* Add pagination support for the GET service_definitions endpoint by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1403
+* Publish logs forwarding fields in summary usage API by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1402
+* Add compressedJsonDescriptor to Synthetics gRPC tests by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1401
+* Add region field and note about multiregion start by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1386
+* Add AP1 support by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1409
+* Add support for shared dashboards endpoints by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1396
+### Deprecated
+* Deprecate audit logs usage by @api-clients-generation-pipeline in https://github.com/DataDog/datadog-api-client-python/pull/1411
+
+
+**Full Changelog**: https://github.com/DataDog/datadog-api-client-python/compare/2.11.0...2.12.0
+
 ## 2.11.0 / 2023-03-14
 
 ### Fixed