Update Airflow release docs (#26727)
Update Airflow release docs (#26727)

Just some things I ran across when releasing 2.4.1rc1.
apache/airflow,apache/airflow,nathanielvarona/airflow,apache/airflow,nathanielvarona/airflow,nathanielvarona/airflow,apache/airflow,nathanielvarona/airflow,nathanielvarona/airflow,apache/airflow,apache/airflow,nathanielvarona/airflow