Update common_issues.rst: I guess you can't use py:data like that

Author: wyattscarpenter

docs/source/common_issues.rst

@@ -510,9 +510,11 @@ to see the types of all local variables at once. Example:
    if you don't import them, then they don't exist at runtime! Therefore,
    you'll have to remove any ``reveal_type`` and ``reveal_locals`` calls from your program
    or else Python will give you an error at runtime about those names being undefined.
-   Alternatively, you can import ``reveal_type`` from :py:data:`typing_extensions`
-   (or, in more recent versions of python, from :py:data:`typing`) so its name will be defined at runtime.
-   There is no analogous fix for ``reveal_locals``. It simply must be removed from the code before the code is run.
+   Alternatively, you can import ``reveal_type`` from ``typing_extensions``
+   (or, in more recent versions of python, from ``typing``)
+   so its name will be defined at runtime.
+   There is no analogous fix for ``reveal_locals``.
+   It simply must be removed from the code before the code is run.
    (Although, technically, if you really didn't want to remove those calls, you could use
    ``if not typing.TYPE_CHECKING: reveal_locals = lambda: None``
    or similar to define the function to something else at runtime.)