build: allow script/spec-runner.js with empty list of runners (#33982)
build: allow script/spec-runner.js with empty list of runners (#33982)


electron/electron,gerhardberger/electron,electron/electron,gerhardberger/electron,gerhardberger/electron,gerhardberger/electron,electron/electron,electron/electron,gerhardberger/electron,electron/electron,gerhardberger/electron,electron/electron,electron/electron,gerhardberger/electron