Update changelog (#2996)

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 New Features and Improvements:
  * Add `webhooks_notifications` on task levels in [databricks_job](https://registry.terraform.io/providers/databricks/databricks/latest/docs/resources/job) resource ([#2953](https://github.com/databricks/terraform-provider-databricks/pull/2953)).
+ * Add delegation support for [databricks_storage_credential](https://registry.terraform.io/providers/databricks/databricks/latest/docs/resources/storage_credential) ([#2973](https://github.com/databricks/terraform-provider-databricks/pull/2973)).
  * Add edit_mode to [databricks_job](https://registry.terraform.io/providers/databricks/databricks/latest/docs/resources/job) ([#2918](https://github.com/databricks/terraform-provider-databricks/pull/2918)).
  * Added [databricks_instance_profiles](https://registry.terraform.io/providers/databricks/databricks/latest/docs/data-sources/instance_profiles) data source ([#2891](https://github.com/databricks/terraform-provider-databricks/pull/2891)).
  * Allow to override built-in [databricks_cluster_policy](https://registry.terraform.io/providers/databricks/databricks/latest/docs/resources/cluster_policy) resources ([#2941](https://github.com/databricks/terraform-provider-databricks/pull/2941)).
@@ -40,6 +41,7 @@ Internal Changes:
  * Fixed unit tests for the upcoming Go SDK release ([#2956](https://github.com/databricks/terraform-provider-databricks/pull/2956)).
  * Migrate delete to use go-sdk for library resource ([#2960](https://github.com/databricks/terraform-provider-databricks/pull/2960)).
  * Migrate jobs delete to go-sdk ([#2948](https://github.com/databricks/terraform-provider-databricks/pull/2948)).
+ * Moved `contains` function to common package ([#2990](https://github.com/databricks/terraform-provider-databricks/pull/2990)).
 
 ## 1.30.0