Fix wrong indentation of a paragraph in documentation (GH-12868)


This paragraph doesn't seem to be a part of code, but merged into previous code block.
(cherry picked from commit 9941f963fe085261aec25545fa9f0cc35f750120)

Co-authored-by: cocoatomo <cocoatomo77@gmail.com>
diff --git a/Doc/library/typing.rst b/Doc/library/typing.rst
index 9f6757c..21258a5 100644
--- a/Doc/library/typing.rst
+++ b/Doc/library/typing.rst
@@ -956,8 +956,8 @@
 
       def fetch_response() -> Response: ...
 
-    Note that returning instances of private classes is not recommended.
-    It is usually preferable to make such classes public.
+   Note that returning instances of private classes is not recommended.
+   It is usually preferable to make such classes public.
 
 .. data:: Any