Use schedule param in example DAGs instead of 2.10 deprecated and 3.0 removed schedule_interval

[pankajkoti]

Created this isolated PR to alter example DAG changes while working on PR #1646

related: #1631
related: #1646

[Copilot]

Pull Request Overview

This PR updates the example DAGs and test definitions to replace the deprecated schedule_interval parameter with the new schedule parameter, in line with recent Airflow version changes.

• Replaces schedule_interval with schedule in multiple DAG definitions and tests.
• Aligns scheduling parameters in various example files for consistency with the updated API.

Reviewed Changes

Copilot reviewed 20 out of 20 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/operators/test_airflow_async.py	Updated test operator initialization to use schedule instead of schedule_interval.
dev/dags/user_defined_profile.py	Replaced schedule_interval with schedule in DAG decorator.
dev/dags/performance_dag.py	Updated DAG parameters to utilize schedule instead of schedule_interval.
dev/dags/example_tasks_map.py	Changed DAG scheduling parameter for clarity and consistency.
dev/dags/example_taskflow.py	Updated the DAG decorator to use the schedule parameter.
dev/dags/example_task_mapping.py	Replaced schedule_interval with schedule in task mapping DAG.
dev/dags/example_source_rendering.py	Changed scheduling parameter to align with updated API.
dev/dags/example_model_version.py	Updated the scheduling parameter to use schedule.
dev/dags/example_dbt_deps.py	Replaced schedule_interval with schedule in the DAG definition.
dev/dags/example_cosmos_sources.py	Updated DAG scheduling parameter for consistency.
dev/dags/example_cosmos_python_models.py	Replaced schedule_interval with schedule for clarity.
dev/dags/example_cosmos_dbt_build.py	Updated scheduling parameter to use schedule instead of schedule_interval.
dev/dags/example_cosmos_cleanup_dag.py	Changed schedule_interval to schedule while retaining comments.
dev/dags/dbt_docs.py	Updated the scheduling parameter in the DAG definition.
dev/dags/cosmos_seed_dag.py	Replaced schedule_interval with schedule to update scheduling API usage.
dev/dags/cosmos_profile_mapping.py	Changed scheduling parameter to schedule for clarity.
dev/dags/cosmos_manifest_example.py	Updated DAG decorator to use schedule instead of schedule_interval.
dev/dags/cosmos_callback_dag.py	Replaced schedule_interval with schedule for consistency.
dev/dags/basic_cosmos_task_group_different_owners.py	Updated scheduling parameter in the DAG declaration.
dev/dags/basic_cosmos_dag.py	Replaced schedule_interval with schedule for API compliance.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.43%. Comparing base (b55f202) to head (2bf7dfa).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1701   +/-   ##
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  Coverage   97.43%   97.43%           
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  Files          81       81           
  Lines        5024     5024           
=======================================
  Hits         4895     4895           
  Misses        129      129           

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