chore: Updates CHANGELOG.md for #2603

Author: svc-apix-Bot

CHANGELOG.md

@@ -6,6 +6,7 @@ NOTES:
 * data-source/mongodbatlas_data_lake_pipeline_run: Data Lake is deprecated. To learn more, see https://dochub.mongodb.org/core/data-lake-deprecation ([#2599](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2599))
 * data-source/mongodbatlas_data_lake_pipeline_runs: Data Lake is deprecated. To learn more, see https://dochub.mongodb.org/core/data-lake-deprecation ([#2599](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2599))
 * data-source/mongodbatlas_data_lake_pipelines: Data Lake is deprecated. To learn more, see https://dochub.mongodb.org/core/data-lake-deprecation ([#2599](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2599))
+* resource/mongodbatlas_alert_configuration: Updates `notification.#.integration_id` to be Optional & Computed ([#2603](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2603))
 * resource/mongodbatlas_data_lake_pipeline: Data Lake is deprecated. To learn more, see https://dochub.mongodb.org/core/data-lake-deprecation ([#2599](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2599))
 
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