PEP 582: Correct typo (#3003)

`stie-packages` -> `site-packages`

Author: tuxiqae

pep-0582.rst

@@ -146,7 +146,7 @@ systems - on Windows the subdirectories will be different.
 
 We have a project directory called ``foo`` and it has a ``__pypackages__``
 inside of it. We have ``bottle`` installed in that
-``__pypackages__/lib/python3.10/stie-packages/``, and have a ``myscript.py``
+``__pypackages__/lib/python3.10/site-packages/``, and have a ``myscript.py``
 file inside of the project directory. We have used whatever tool we generally
 use to install ``bottle`` in that location.