TYP: fix mypy ignored error in pandas/tests/io/test_fsspec.py
- [ ] xref #37715
- [ ] tests added / passed
- [ ] passes `black pandas`
- [ ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry

Handle mypy ignored error in pandas/tests/io/test_fsspec.py

Is this decision correct?
thanks @Mikhaylov-yv  hey @Mikhaylov-yv , can I work on it? @nitin-pandita 
I think yes.  What did you want to do here?