Fix inline literal syntax warning.

Doc/library/importlib.metadata.rst

@@ -433,7 +433,7 @@ example, if ``requests-1.0`` is in the database, ``find_distributions``
 would yield a ``DatabaseDistribution`` for ``Context(name='requests')``
 or ``Context(name=None)``.
 
-For the sake of simplicity, this example ignores ``context.path``. The
+For the sake of simplicity, this example ignores ``context.path``\. The
 ``path`` attribute defaults to ``sys.path`` and is the set of import paths to
 be considered in the search. A ``DatabaseImporter`` could potentially function
 without any concern for a search path. Assuming the importer does no