Add ebrains acknowledgement in README.md

[fraimondo]

• fix #(issue number)
• description of feature/fix
• tests added/passed
• add an entry for the latest changes

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.70%. Comparing base (26ae0e1) to head (b4e6929).
⚠️ Report is 5 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #488   +/-   ##
=======================================
  Coverage   91.70%   91.70%           
=======================================
  Files         146      146           
  Lines        5845     5845           
  Branches      931      931           
=======================================
  Hits         5360     5360           
  Misses        313      313           
  Partials      172      172           

Flag	Coverage Δ
docs	100.00% <ø> (ø)

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