Add display globals to notebook_extension

[hoxbro]

Adds feature implemented in holoviz/panel#5657 and holoviz/panel#5661

Should improve the experience seen in #5866

[codecov-commenter]

Codecov Report

Merging #5947 (75e1ca5) into main (c7aa7d0) will decrease coverage by 0.01%.
The diff coverage is 86.66%.

@@            Coverage Diff             @@
##             main    #5947      +/-   ##
==========================================
- Coverage   88.58%   88.58%   -0.01%     
==========================================
  Files         315      315              
  Lines       65504    65514      +10     
==========================================
+ Hits        58026    58034       +8     
- Misses       7478     7480       +2     

Flag	Coverage Δ
ui-tests	23.14% <13.33%> (-0.01%)	⬇️

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Files	Coverage Δ
holoviews/ipython/__init__.py	75.92% <100.00%> (+0.30%)	⬆️
holoviews/operation/resample.py	89.25% <81.81%> (-1.01%)	⬇️

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[hoxbro]

The browser_info is available inside the notebook and when serving inside a template. It is not available when working in a "pure" panel serve app-