Only mock local components

[lyzadanger]

Update mockImportedComponents to match the change recently made in the client project.

[codecov]

Codecov Report

Merging #156 (d817815) into main (f4cd377) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##              main      #156   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           12        12           
  Lines          149       149           
  Branches        51        51           
=========================================
  Hits           149       149           

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