functions/helloworld: helloPubSub: should print a name failed

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---

commit: e6754f3
buildURL: Build Status, Sponge
status: failed

Test output

Timeout of 600000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/tmpfs/src/github/nodejs-docs-samples/functions/helloworld/test/sample.system.pubsub.test.js)
Error: Timeout of 600000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/tmpfs/src/github/nodejs-docs-samples/functions/helloworld/test/sample.system.pubsub.test.js)
    at listOnTimeout (internal/timers.js:557:17)
    at processTimers (internal/timers.js:500:7)