Fix trivial typo in pickle.rst (#4955)
diff --git a/Doc/library/pickle.rst b/Doc/library/pickle.rst
index 6e8430f..d0c4cf9 100644
--- a/Doc/library/pickle.rst
+++ b/Doc/library/pickle.rst
@@ -370,7 +370,7 @@
Python 2 names to the new names used in Python 3. The *encoding* and
*errors* tell pickle how to decode 8-bit string instances pickled by Python
2; these default to 'ASCII' and 'strict', respectively. The *encoding* can
- be 'bytes' to read these ß8-bit string instances as bytes objects.
+ be 'bytes' to read these 8-bit string instances as bytes objects.
.. method:: load()