Where we want to render a request against a specific Resource, call the global make_request() function rather than the one in HomeserverTestCase, allowing us to pass in an appropriate `Site`.
* Fix client reader sharding tests * Newsfile * Fix typing * Update changelog.d/7853.misc Co-authored-by: Patrick Cloke <clokep@users.noreply.github.com> * Move mocking of http_client to tests Co-authored-by: Patrick Cloke <clokep@users.noreply.github.com>