Fix `breeze -i` error (#10887)
Fix `breeze -i` error (#10887)

It was erroring with "unbound" variable, expecting INTEGRATION to be a
pre-defined variable.
dhuang/incubator-airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,dhuang/incubator-airflow,apache/airflow,apache/airflow,Acehaidrey/incubator-airflow,dhuang/incubator-airflow,sekikn/incubator-airflow,cfei18/incubator-airflow,bolkedebruin/airflow,mistercrunch/airflow,nathanielvarona/airflow,cfei18/incubator-airflow,dhuang/incubator-airflow,DinoCow/airflow,airbnb/airflow,airbnb/airflow,lyft/incubator-airflow,Acehaidrey/incubator-airflow,apache/incubator-airflow,bolkedebruin/airflow,mistercrunch/airflow,bolkedebruin/airflow,lyft/incubator-airflow,Acehaidrey/incubator-airflow,nathanielvarona/airflow,DinoCow/airflow,mrkm4ntr/incubator-airflow,lyft/incubator-airflow,mrkm4ntr/incubator-airflow,danielvdende/incubator-airflow,apache/airflow,apache/incubator-airflow,Acehaidrey/incubator-airflow,nathanielvarona/airflow,mrkm4ntr/incubator-airflow,sekikn/incubator-airflow,apache/airflow,DinoCow/airflow,cfei18/incubator-airflow,sekikn/incubator-airflow,airbnb/airflow,nathanielvarona/airflow,nathanielvarona/airflow,Acehaidrey/incubator-airflow,apache/airflow,apache/incubator-airflow,cfei18/incubator-airflow,airbnb/airflow,danielvdende/incubator-airflow,lyft/incubator-airflow,bolkedebruin/airflow,danielvdende/incubator-airflow,DinoCow/airflow,Acehaidrey/incubator-airflow,nathanielvarona/airflow,apache/incubator-airflow,bolkedebruin/airflow,mrkm4ntr/incubator-airflow,danielvdende/incubator-airflow,danielvdende/incubator-airflow,cfei18/incubator-airflow,sekikn/incubator-airflow,mistercrunch/airflow,apache/airflow,mistercrunch/airflow