chore: extend log polling (#2572)
chore: extend log polling (#2572)

* chore: extend log polling

* Update system.test.js

Co-authored-by: Patti Shin <2b915256157869aeb28d012e450becf032e953b1@users.noreply.github.com>
GoogleCloudPlatform/nodejs-docs-samples,GoogleCloudPlatform/nodejs-docs-samples,GoogleCloudPlatform/nodejs-docs-samples,GoogleCloudPlatform/nodejs-docs-samples