We weren't incrementing the output token when getting responses from the
debug evaluation request which caused some output to not be displayed.
(Usually the evaluation response, but that could cascade into other
output events not showing)


Release Notes:
- N/A

Co-authored-by: Remco Smits <djsmits12@gmail.com>
Co-authored-by: Max Brunsfeld <maxbrunsfeld@gmail.com>