docs: fix grammar in packages/testing/src/execution_testing/cli/tests#29

danceratopz merged 1 commit intofix-grammar-testingdanceratopz/execution-specs:fix-grammar-testingfrom

claude/grammar-check-round-10-IM8jCdanceratopz/execution-specs:claude/grammar-check-round-10-IM8jCCopy head branch name to clipboard