chore(deps): bump jupyter-rfb to remove ipykernel<7 constraint

[jeertmans]

xref: vispy/jupyter_rfb#121

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.41%. Comparing base (e36e821) to head (6c46110).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #416   +/-   ##
=======================================
  Coverage   86.41%   86.41%           
=======================================
  Files          32       32           
  Lines        3165     3165           
=======================================
  Hits         2735     2735           
  Misses        430      430           

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[codspeed-hq]

Merging this PR will not alter performance

🎉 Hooray! pytest-codspeed just leveled up to 5.0.2!

A heads-up, this is a breaking change and it might affect your current performance baseline a bit. But here's the exciting part - it's packed with new, cool features and promises improved result stability 🥳!
Curious about what's new? Visit our releases page to delve into all the awesome details about this new version.

✅ 15 untouched benchmarks

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_{Comparing bump-jupyter-rfb (6c46110) with main (e36e821)}