spec: add ipa_default_conf spec back to collection

[xiangce]

• RHINENG-14360

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.18%. Comparing base (0e7b8c3) to head (b15c4d6).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4270   +/-   ##
=======================================
  Coverage   77.18%   77.18%           
=======================================
  Files         762      762           
  Lines       41512    41513    +1     
  Branches     8773     8773           
=======================================
+ Hits        32041    32042    +1     
  Misses       8413     8413           
  Partials     1058     1058           

Flag	Coverage Δ
unittests	77.17% <100.00%> (+<0.01%)	⬆️

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