Typo fixes
- [x] closes #39158 
- [x] tests added / passed
- [x] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [x] Fixed typo in pandas/io/parser/c_parser_wrapper.py

Closing as this was already being worked on before you opened the PR https://github.com/pandas-dev/pandas/issues/39158#issuecomment-901325351 . Thanks anyway for your contribution