Change max parallel in test wflow

[munrojm]

No description provided.

[codecov-commenter]

Codecov Report

Merging #505 (4f96b4c) into main (ebd7403) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #505   +/-   ##
=======================================
  Coverage   92.58%   92.58%           
=======================================
  Files          34       34           
  Lines        1309     1309           
=======================================
  Hits         1212     1212           
  Misses         97       97           

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