[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

src/_pytest/_raises_group.py

@@ -178,7 +178,7 @@ def matches(
 class RaisesExc(AbstractRaises[BaseExcT_co_default]):
     """
     .. versionadded:: 8.4
-    
+
     Helper class to be used together with RaisesGroups when you want to specify requirements on sub-exceptions.
 
     You don't need this if you only want to specify the type, since :class:`RaisesGroup`