[Python-checkins] Fix typo in compileall.py's docstring (GH-29865)

[terryjreedy]

https://github.com/python/cpython/commit/aa1ccbc76c2794cc78495c84c8325bf1d18a1cc7
commit: aa1ccbc76c2794cc78495c84c8325bf1d18a1cc7
branch: main
author: Alexander Münch <theHacker at users.noreply.github.com>
committer: terryjreedy <tjreedy at udel.edu>
date: 2022-02-17T15:45:27-05:00
summary:

Fix typo in compileall.py's docstring (GH-29865)

files: