[AIRFLOW-3030] Fix CLI docs (#3872)
[AIRFLOW-3030] Fix CLI docs (#3872)


apache/airflow,nathanielvarona/airflow,cfei18/incubator-airflow,jgao54/airflow,mistercrunch/airflow,andyxhadji/incubator-airflow,fenglu-g/incubator-airflow,andyxhadji/incubator-airflow,mrkm4ntr/incubator-airflow,malmiron/incubator-airflow,artwr/airflow,r39132/airflow,r39132/airflow,Acehaidrey/incubator-airflow,nathanielvarona/airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,spektom/incubator-airflow,sekikn/incubator-airflow,jgao54/airflow,akosel/incubator-airflow,adamhaney/airflow,cfei18/incubator-airflow,lyft/incubator-airflow,danielvdende/incubator-airflow,mrkm4ntr/incubator-airflow,apache/airflow,danielvdende/incubator-airflow,adamhaney/airflow,mistercrunch/airflow,DinoCow/airflow,dhuang/incubator-airflow,artwr/airflow,wooga/airflow,sekikn/incubator-airflow,bolkedebruin/airflow,sekikn/incubator-airflow,Fokko/incubator-airflow,fenglu-g/incubator-airflow,dhuang/incubator-airflow,wileeam/airflow,akosel/incubator-airflow,apache/airflow,mtagle/airflow,sid88in/incubator-airflow,apache/incubator-airflow,bolkedebruin/airflow,danielvdende/incubator-airflow,fenglu-g/incubator-airflow,akosel/incubator-airflow,cfei18/incubator-airflow,mrkm4ntr/incubator-airflow,mistercrunch/airflow,sid88in/incubator-airflow,Fokko/incubator-airflow,bolkedebruin/airflow,spektom/incubator-airflow,mtagle/airflow,jgao54/airflow,dhuang/incubator-airflow,mistercrunch/airflow,r39132/airflow,wooga/airflow,mrkm4ntr/incubator-airflow,akosel/incubator-airflow,apache/airflow,Acehaidrey/incubator-airflow,lyft/incubator-airflow,wileeam/airflow,mtagle/airflow,sid88in/incubator-airflow,nathanielvarona/airflow,lyft/incubator-airflow,DinoCow/airflow,apache/incubator-airflow,spektom/incubator-airflow,spektom/incubator-airflow,apache/incubator-airflow,fenglu-g/incubator-airflow,apache/airflow,andyxhadji/incubator-airflow,airbnb/airflow,r39132/airflow,nathanielvarona/airflow,bolkedebruin/airflow,malmiron/incubator-airflow,wooga/airflow,nathanielvarona/airflow,sid88in/incubator-airflow,wooga/airflow,wileeam/airflow,sekikn/incubator-airflow,cfei18/incubator-airflow,Fokko/incubator-airflow,dhuang/incubator-airflow,airbnb/airflow,Fokko/incubator-airflow,adamhaney/airflow,Acehaidrey/incubator-airflow,DinoCow/airflow,bolkedebruin/airflow,malmiron/incubator-airflow,jgao54/airflow,Acehaidrey/incubator-airflow,DinoCow/airflow,wileeam/airflow,apache/incubator-airflow,andyxhadji/incubator-airflow,mtagle/airflow,Acehaidrey/incubator-airflow,danielvdende/incubator-airflow,nathanielvarona/airflow,lyft/incubator-airflow,artwr/airflow,malmiron/incubator-airflow,danielvdende/incubator-airflow,apache/airflow,airbnb/airflow,Acehaidrey/incubator-airflow,adamhaney/airflow,artwr/airflow,airbnb/airflow,danielvdende/incubator-airflow