Add note to restart runners when updating committers (#19795)
Add note to restart runners when updating committers (#19795)

Also link to a script that can generate the list of committers


danielvdende/incubator-airflow,bolkedebruin/airflow,nathanielvarona/airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,danielvdende/incubator-airflow,apache/airflow,lyft/incubator-airflow,bolkedebruin/airflow,bolkedebruin/airflow,lyft/incubator-airflow,nathanielvarona/airflow,Acehaidrey/incubator-airflow,lyft/incubator-airflow,apache/airflow,mistercrunch/airflow,danielvdende/incubator-airflow,Acehaidrey/incubator-airflow,bolkedebruin/airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,nathanielvarona/airflow,Acehaidrey/incubator-airflow,lyft/incubator-airflow,cfei18/incubator-airflow,nathanielvarona/airflow,mistercrunch/airflow,bolkedebruin/airflow,cfei18/incubator-airflow,mistercrunch/airflow,Acehaidrey/incubator-airflow,apache/airflow,Acehaidrey/incubator-airflow,apache/airflow,apache/airflow,mistercrunch/airflow,danielvdende/incubator-airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,Acehaidrey/incubator-airflow,apache/airflow,cfei18/incubator-airflow,cfei18/incubator-airflow