Recommend to switch to desktop version in case of crashes.

[polina-c]

PR that updates steps: #6300

[polina-c]

@CoderDake , I got golden failure: https://github.com/flutter/devtools/actions/runs/6045460392?pr=6304

But the helper failed for me:

devtools polinach$ ./tool/fix_goldens.sh 6045460392
Downloading the artifacts to /var/folders/n1/zk6h3gk108n06st25r4pkmdm00nn0z/T/tmp.TZycURfb
error fetching artifacts: HTTP 404: Not Found (https://api.github.com/repos/polina-c/devtools/actions/runs/6045460392/artifacts?per_page=100)

[kenzieschmoll]

But the helper failed for me:

Did you run this after all jobs completed? I experienced this recently. The golden artifacts are not updated until the entire workflow finishes.