Upgrade pyupgrade to v2.7.4 (#12434)
Upgrade pyupgrade to v2.7.4 (#12434)

https://github.com/asottile/pyupgrade/compare/v2.7.3...v2.7.4
nathanielvarona/airflow,airbnb/airflow,DinoCow/airflow,cfei18/incubator-airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,Acehaidrey/incubator-airflow,apache/airflow,mrkm4ntr/incubator-airflow,mrkm4ntr/incubator-airflow,lyft/incubator-airflow,mrkm4ntr/incubator-airflow,dhuang/incubator-airflow,bolkedebruin/airflow,apache/incubator-airflow,sekikn/incubator-airflow,nathanielvarona/airflow,cfei18/incubator-airflow,airbnb/airflow,DinoCow/airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,mistercrunch/airflow,danielvdende/incubator-airflow,danielvdende/incubator-airflow,Acehaidrey/incubator-airflow,apache/incubator-airflow,mrkm4ntr/incubator-airflow,mistercrunch/airflow,bolkedebruin/airflow,DinoCow/airflow,apache/airflow,cfei18/incubator-airflow,bolkedebruin/airflow,lyft/incubator-airflow,dhuang/incubator-airflow,sekikn/incubator-airflow,apache/airflow,airbnb/airflow,sekikn/incubator-airflow,apache/incubator-airflow,lyft/incubator-airflow,mistercrunch/airflow,Acehaidrey/incubator-airflow,sekikn/incubator-airflow,nathanielvarona/airflow,dhuang/incubator-airflow,bolkedebruin/airflow,nathanielvarona/airflow,dhuang/incubator-airflow,danielvdende/incubator-airflow,lyft/incubator-airflow,Acehaidrey/incubator-airflow,DinoCow/airflow,apache/incubator-airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,bolkedebruin/airflow,nathanielvarona/airflow,Acehaidrey/incubator-airflow,mistercrunch/airflow,airbnb/airflow,apache/airflow,Acehaidrey/incubator-airflow,apache/airflow,apache/airflow