Render the version string for a production bundle

[cdierkens]

Resolves the feature request in polyfillpolyfill/polyfill-service#2612

[CLAassistant]

All committers have signed the CLA.

[cdierkens]

Looks like a CI might have just run into a resource issue queuing up the tests.

2021-05-04T16:50:47.879Z ERROR webdriver: Error: All parallel tests are currently in use, including the queued tests. Please wait to finish or upgrade your plan to add more sessions.
    at getErrorFromResponseBody (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriver/build/utils.js:121:10)
    at WebDriverRequest._request (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriver/build/request.js:149:56)
    at async startWebDriverSession (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriver/build/utils.js:41:16)
    at async Function.newSession (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriver/build/index.js:44:23)
    at async remote (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriverio/build/index.js:74:20)
    at async TestJob.run (/home/runner/work/polyfill-library/polyfill-library/test/polyfills/test-job.js:100:22)
Error: Failed to create session.
All parallel tests are currently in use, including the queued tests. Please wait to finish or upgrade your plan to add more sessions.
    at startWebDriverSession (/home/runner/work/polyfill-library/polyfill-library/node_modules/webdriver/build/utils.js:45:11)