[docs] [issue36182] Path.write_text() docs do not include the case that a file exists

[Lysandros Nikolaou]

Change by Lysandros Nikolaou <lisandrosnik at gmail.com>:


----------
keywords: +patch
pull_requests: +12159
stage:  -> patch review

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue36182>
_______________________________________