Added news fragment

doc/news/DM-4721.feature.rst

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+Update BaseMakeCalibrations to trigger cp_verify and don't wait for it to finish.
+
+- Refactor run_block to handle calibration and verification concurrently
+  using asyncio
+- Added helper methods (process_images, process_verification,
+  process_calibration) to reduce code duplication
+- Manage background tasks with a list, including timeout handling and
+  cancellation if not completed in time
+- Add configuration option `background_task_timeout` to control
+  background task timeouts
+- Added unit test for BaseMakeCalibrations in
+  `tests/test_base_make_calibrations.py`