[AIRFLOW-5152] Change back autodetect default value from False to True in GoogleCloudStorageToBigQueryOperator. (#5771)
[AIRFLOW-5152] Change back autodetect default value from False to True in GoogleCloudStorageToBigQueryOperator. (#5771)

Set autodetect default value from false to be true to avoid breaking downstream
services using GoogleCloudStorageToBigQueryOperator but not aware of the newly
added autodetect field.

This is to fix the current regression introduced by #3880
wooga/airflow,apache/airflow,Acehaidrey/incubator-airflow,lyft/incubator-airflow,dhuang/incubator-airflow,danielvdende/incubator-airflow,apache/incubator-airflow,wooga/airflow,sekikn/incubator-airflow,spektom/incubator-airflow,wileeam/airflow,wileeam/airflow,bolkedebruin/airflow,wileeam/airflow,apache/incubator-airflow,mistercrunch/airflow,nathanielvarona/airflow,Acehaidrey/incubator-airflow,danielvdende/incubator-airflow,sekikn/incubator-airflow,mrkm4ntr/incubator-airflow,mtagle/airflow,bolkedebruin/airflow,airbnb/airflow,wooga/airflow,mrkm4ntr/incubator-airflow,DinoCow/airflow,sekikn/incubator-airflow,airbnb/airflow,apache/airflow,nathanielvarona/airflow,bolkedebruin/airflow,apache/airflow,lyft/incubator-airflow,sekikn/incubator-airflow,DinoCow/airflow,mistercrunch/airflow,nathanielvarona/airflow,bolkedebruin/airflow,danielvdende/incubator-airflow,mtagle/airflow,cfei18/incubator-airflow,airbnb/airflow,Acehaidrey/incubator-airflow,Acehaidrey/incubator-airflow,mistercrunch/airflow,lyft/incubator-airflow,cfei18/incubator-airflow,mtagle/airflow,Fokko/incubator-airflow,nathanielvarona/airflow,apache/incubator-airflow,mrkm4ntr/incubator-airflow,spektom/incubator-airflow,Fokko/incubator-airflow,DinoCow/airflow,dhuang/incubator-airflow,mrkm4ntr/incubator-airflow,apache/airflow,DinoCow/airflow,danielvdende/incubator-airflow,airbnb/airflow,apache/airflow,nathanielvarona/airflow,danielvdende/incubator-airflow,nathanielvarona/airflow,mistercrunch/airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,Fokko/incubator-airflow,Acehaidrey/incubator-airflow,cfei18/incubator-airflow,cfei18/incubator-airflow,wileeam/airflow,dhuang/incubator-airflow,lyft/incubator-airflow,danielvdende/incubator-airflow,spektom/incubator-airflow,mtagle/airflow,dhuang/incubator-airflow,spektom/incubator-airflow,wooga/airflow,apache/incubator-airflow,Fokko/incubator-airflow,bolkedebruin/airflow,apache/airflow,Acehaidrey/incubator-airflow