[3.11] gh-104036: Fix direct invocation of test_typing (GH-104037) (#104039)

gh-104036: Fix direct invocation of test_typing (GH-104037)

Previously, `python -m test test_typing` worked, but `python Lib/test/test_typing.py` did not.
(cherry picked from commit 4181d078fc945313568eb39965cb9190881606b5)

Co-authored-by: Kirill Podoprigora <80244920+Eclips4@users.noreply.github.com>