Setup.cfg change triggers full build (#12684)
Setup.cfg change triggers full build (#12684)

Since we moved part of the setup.py specification to
setup.cfg, we should trigger full build when only that file
changes.
apache/airflow,airbnb/airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,apache/incubator-airflow,apache/airflow,bolkedebruin/airflow,sekikn/incubator-airflow,dhuang/incubator-airflow,apache/incubator-airflow,mistercrunch/airflow,dhuang/incubator-airflow,airbnb/airflow,airbnb/airflow,Acehaidrey/incubator-airflow,Acehaidrey/incubator-airflow,sekikn/incubator-airflow,dhuang/incubator-airflow,cfei18/incubator-airflow,Acehaidrey/incubator-airflow,bolkedebruin/airflow,danielvdende/incubator-airflow,sekikn/incubator-airflow,bolkedebruin/airflow,Acehaidrey/incubator-airflow,nathanielvarona/airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,mistercrunch/airflow,apache/incubator-airflow,apache/airflow,mistercrunch/airflow,lyft/incubator-airflow,nathanielvarona/airflow,nathanielvarona/airflow,bolkedebruin/airflow,bolkedebruin/airflow,danielvdende/incubator-airflow,lyft/incubator-airflow,airbnb/airflow,apache/airflow,cfei18/incubator-airflow,mistercrunch/airflow,lyft/incubator-airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,lyft/incubator-airflow,apache/airflow,DinoCow/airflow,apache/airflow,Acehaidrey/incubator-airflow,apache/incubator-airflow,nathanielvarona/airflow,DinoCow/airflow,sekikn/incubator-airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,danielvdende/incubator-airflow,dhuang/incubator-airflow,DinoCow/airflow,Acehaidrey/incubator-airflow,DinoCow/airflow