chore: remove parallelism from test-binary-against-repo jobs (#21004)

Author: tgriesser

circle.yml

@@ -1911,15 +1911,13 @@ jobs:
 
   test-binary-against-recipes-chrome:
     <<: *defaults
-    parallelism: 3
     steps:
       - test-binary-against-repo:
           repo: cypress-example-recipes
           command: npm run test:ci:chrome
 
   test-binary-against-recipes:
     <<: *defaults
-    parallelism: 3
     steps:
       - test-binary-against-repo:
           repo: cypress-example-recipes