Fix reduce autotune key no anchor

[nathanielsimard]

The function new have to be called to apply the anchor on the shapes.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.97%. Comparing base (ddc4339) to head (d758502).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2696   +/-   ##
=======================================
  Coverage   82.97%   82.97%           
=======================================
  Files         823      823           
  Lines      107029   107029           
=======================================
+ Hits        88810    88811    +1     
+ Misses      18219    18218    -1     

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