Fix location of DummyCookieJar in docs (#2622)
Fix location of DummyCookieJar in docs (#2622)


hellysmile/aiohttp,KeepSafe/aiohttp,KeepSafe/aiohttp,rutsky/aiohttp,arthurdarcet/aiohttp,rutsky/aiohttp,pfreixes/aiohttp,arthurdarcet/aiohttp,rutsky/aiohttp,hellysmile/aiohttp,KeepSafe/aiohttp,pfreixes/aiohttp,arthurdarcet/aiohttp