[3.12] GH-106684: Close `asyncio.StreamWriter` when `asyncio.StreamWriter` is not closed by application (GH-107650) (#107656)

GH-106684: raise `ResourceWarning` when `asyncio.StreamWriter` is not closed (GH-107650)
(cherry picked from commit 41178e41995992bbe417f94bce158de93f9e3188)

Co-authored-by: Kumar Aditya <kumaraditya@python.org>
Co-authored-by: Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com>