[16.0][FIX] mis_builder_cash_flow_forecast_purchase: sudo search

[CristianoMafraJunior]

Aplicar sudo() na busca do ir.model usada no compute _compute_mis_cash_flow_forecast_line_ids, linha 60 do arquivo mis_builder_cash_flow_forecast_purchase/models/purchase_order.py

cc @WesleyOliveira98

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 88.39%. Comparing base (158de77) to head (7cee78e).

Additional details and impacted files

@@           Coverage Diff           @@
##             16.0     #195   +/-   ##
=======================================
  Coverage   88.39%   88.39%           
=======================================
  Files         132      132           
  Lines        2025     2025           
  Branches      194      194           
=======================================
  Hits         1790     1790           
  Misses        186      186           
  Partials       49       49           

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