feat: allow passing extra error message in raise_for_status

[yihuang]

this allows usgae of rsp.raise_for_status(rsp.text), in many error response, the body contains more error messages.

Summary

Checklist

• I understand that this PR may be closed in case there was no previous discussion. (This doesn't apply to typos!)
• I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• I've updated the documentation accordingly.