* [TD-4238]<fix>: taosdemo async sub.

for develop branch.

* [TD-4238]<fix>: taosdemo async subscribe

subsribe sql command do not use aggregation functions.

* cherry pick f5e4cdd1

* [TD-4238]<fix>: taosdemo async subscribe.

fix super table sub result file.

* fix specified sub sync mode.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>