Use proper name and icon in browser tab for Omniperf

[xuchen-amd]

Use proper/rebranded name and icon in browser tab for Omniperf/rocprof-compute Web UI.

[coleramos425]

Please format Python code using black, e.g.,

python3 -m pip install black
cd omniperf
black .

[coleramos425]

@dgaliffiAMD would you recommend we wait to merge until the naming rebrand PR to "rocprof-compute" is finalized?

[dgaliffiAMD]

@dgaliffiAMD would you recommend we wait to merge until the naming rebrand PR to "rocprof-compute" is finalized?

Yes, I think that would be best. So, we don't confuse people with a halfway rebranded tool. :)

[coleramos425]

@xuchen-amd looks good. Same feedback as before about adding that sign-off to your commits: