Log Message:
py-parso: updated to 0.3.4

0.3.4:
- Fix an f-string tokenizer error

0.3.3:
- Fix async errors in the diff parser
- A fix in iter_errors
- This is a very small bugfix release

0.3.2:
- 20+ bugfixes in the diff parser and 3 in the tokenizer
- A fuzzer for the diff parser, to give confidence that the diff parser is in a
  good shape.
- Some bugfixes for f-string