feat: update conf for version 1.x of ansys-sphinx-theme

[RobPasMue]

Description

Updating to 1.x ansys-sphinx-theme

Issue linked

None

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.89%. Comparing base (f316e87) to head (cf782ea).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1351   +/-   ##
=======================================
  Coverage   91.89%   91.89%           
=======================================
  Files          86       86           
  Lines        6728     6728           
=======================================
  Hits         6183     6183           
  Misses        545      545           

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