[3.13] gh-127183: Add `_ctypes.CopyComPointer` tests (GH-127184) (GH-127251)

gh-127183: Add `_ctypes.CopyComPointer` tests (GH-127184)

* Make `create_shelllink_persist` top level function.

* Add `CopyComPointerTests`.

* Add more tests.

* Update tests.

* Add assertions for `Release`'s return value.
(cherry picked from commit c7f1e3e150ca181f4b4bd1e5b59d492749f00be6)

Co-authored-by: Jun Komoda <45822440+junkmd@users.noreply.github.com>