README: Fix broken example
README: Fix broken example

The `twitter/team` list doesn’t exist anymore, so let’s update the example in the README.
tucobenedicto/t,zenspider/t,chastell/t,chastell/t,tjschuck/t,zazens/t,tucobenedicto/t,zazens/t,l371559739/t,sferik/t,sideci-sample/sideci-sample-t,freebsdgirl/t,l371559739/t,sideci-sample/sideci-sample-t,tjschuck/t,sjfloat/t,zenspider/t,l371559739/t,sferik/t,sjfloat/t,freebsdgirl/t,sjfloat/t,chastell/t,cyrixhero/t,tucobenedicto/t,zenspider/t,cyrixhero/t,zazens/t,cyrixhero/t