Set max_active_runs=1 for country_project_page_daily DAG
For many reasons, a scheduled DAG can be delayed. Since the country_project_page_daily DAG runs on a @daily cadence, we want to limit its cluster usage with max_active_runs=1.
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For many reasons, a scheduled DAG can be delayed. Since the country_project_page_daily DAG runs on a @daily cadence, we want to limit its cluster usage with max_active_runs=1.