test other pdks

[joamatab]

• add tests for other open source pdks
• don't pass cross_section to grating coupler. Fixes Grating coupler array generic PDK component does not utilize cross_section argument #2740

@jonbenfri

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.60%. Comparing base (53baf3f) to head (16e607b).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2746   +/-   ##
=======================================
  Coverage   71.60%   71.60%           
=======================================
  Files         367      367           
  Lines       23864    23864           
  Branches     3888     3888           
=======================================
  Hits        17088    17088           
  Misses       5654     5654           
  Partials     1122     1122           

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