Fix typo in README

README.md

@@ -59,7 +59,7 @@ Foo(i=10, s='foo', f=100.0, b=True)
         - [`uuid.UUID`](https://docs.python.org/3/library/uuid.html)
         - [`datetime.date`](https://docs.python.org/3/library/datetime.html#date-objects), [`datetime.time`](https://docs.python.org/3/library/datetime.html#time-objects), [`datetime.datetime`](https://docs.python.org/3/library/datetime.html#datetime-objects)
         - [`ipaddress`](https://docs.python.org/3/library/ipaddress.html)
-- [Python 3.9 type hiting](docs/features/python3.9-type-hinting.md)
+- [Python 3.9 type hinting](docs/features/python3.9-type-hinting.md)
 - [Postponed evaluation of type annotation](docs/features/postponed-evaluation-of-type-annotation.md)
 - [Forward reference](docs/features/forward-reference.md)
 - [Case Conversion](docs/features/case-conversion.md)