fix pandas==1.2.0 #1106
Description
- one test for
tqdm.tqdm.pandas()failing on the new release ofpandas==1.2.0- https://github.com/tqdm/tqdm/runs/1635325143?check_suite_focus=true#step:6:141
- not at all documented in https://pandas.pydata.org/docs/whatsnew/v1.2.0.html as usual