Readme example of .stream is borked

[Mr-Dispatch]

orientdb-rs/README.md

Line 229 in 0e9f352

let stream = session

I'd probably call this variable users, not stream (the stream is introduced - and consumed - on the fly; or perhaps move the .collect.await into the println, or at least another assignment ?).

Nonetheless, in

https://github.com/wolf4ood/orientdb-rs/blob/0e9f352a674a18ea3f2a70d87ed69cc41a0e1624/README.md?plain=1#LL235C27-L235C27

the var is referenced by not-introduced name, user.