update changelog

Author: tanmay-db

NEXT_CHANGELOG.md

@@ -36,7 +36,4 @@
 * [Breaking] Changed waiter for [CommandExecutionAPI.execute](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/compute/command_execution.html#databricks.sdk.service.compute.CommandExecutionAPI.execute) method.
 * [Breaking] Removed `error`, `status` and `transient_statement_id` fields for `databricks.sdk.service.dashboards.GenieGenerateDownloadFullQueryResultResponse`.
 * [Breaking] Removed `balanced` and `cost_optimized` enum values for `databricks.sdk.service.jobs.PerformanceTarget`.
-* [Breaking] Removed waiter for [ClustersAPI.get](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/compute/clusters.html#databricks.sdk.service.compute.ClustersAPI.get) method.
-* [Breaking] Removed waiter for [JobsAPI.get_run](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/jobs/jobs.html#databricks.sdk.service.jobs.JobsAPI.get_run) method.
-* [Breaking] Removed waiter for [PipelinesAPI.get](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/pipelines/pipelines.html#databricks.sdk.service.pipelines.PipelinesAPI.get) method.
-* [Breaking] Removed waiter for [WarehousesAPI.get](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/sql/warehouses.html#databricks.sdk.service.sql.WarehousesAPI.get) method.
+* [Breaking] Removed [PipelinesAPI.wait_get_pipeline_running](https://databricks-sdk-py.readthedocs.io/en/latest/workspace/pipelines/pipelines.html#databricks.sdk.service.pipelines.PipelinesAPI.wait_get_pipeline_running) method.