Add openbis connection

[yakutovicha]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 4.54545% with 21 lines in your changes missing coverage. Please review.

Project coverage is 82.97%. Comparing base (2677368) to head (b35cad9).

Files with missing lines	Patch %	Lines
aiidalab_widgets_base/elns.py	4.54%	21 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #587      +/-   ##
==========================================
- Coverage   83.43%   82.97%   -0.47%     
==========================================
  Files          17       17              
  Lines        3550     3571      +21     
==========================================
+ Hits         2962     2963       +1     
- Misses        588      608      +20     

Flag	Coverage Δ
python-3.11	82.97% <4.54%> (-0.47%)	⬇️
python-3.9	83.01% <4.54%> (-0.47%)	⬇️

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