[issue42179] Clarify chaining exceptions in tutorial/errors.rst

[Zachary Ware]

Change by Zachary Ware <zachary.ware at gmail.com>:


Removed file: https://bugs.python.org/file49575/Cellular-Z 20200909 14:25:47 SLOT1.CSV

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue42179>
_______________________________________