fix in readthedocs.yml

[AurelienJaquier]

Description

readthedocs needs fixing

Checklist:

• Unit tests are added to cover the changes (skip if not applicable).
• The changes are mentioned in the documentation (skip if not applicable).
• CHANGELOG file is updated (skip if not applicable).

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.73%. Comparing base (2cddd26) to head (bd53564).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #380   +/-   ##
=======================================
  Coverage   91.73%   91.73%           
=======================================
  Files          36       36           
  Lines        6278     6278           
  Branches     2033     2032    -1     
=======================================
  Hits         5759     5759           
  Misses        266      266           
  Partials      253      253           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.