chore: update test-deptrac.yml (Github API Rate Limit)

[kenjis]

Description
I'm not sure this really works.

• set GITHUB_AUTH_TOKEN for phive. See Handle Github Rate-Limit phar-io/phive#127 (comment)

Run sudo phive --no-progress install --global qossmic/deptrac --trust-gpg-keys B8F640134AB1782E
Phive 0.15.2 - Copyright (C) 2015-2022 by Arne Blankerts, Sebastian Heuer and Contributors
Downloading https://api.github.com/rate_limit
Warning:  Github API Rate Limit exceeded - cannot resolve "qossmic/deptrac"
Downloading https://gitlab.com/api/v4/projects/qossmic%2Fdeptrac/releases/
Fetching repository list
Downloading https://phar.io/data/repositories.xml
Error:    Could not resolve requested PHAR qossmic/deptrac

Error: Process completed with exit code 4.

https://github.com/codeigniter4/CodeIgniter4/actions/runs/3768833313/jobs/6407550006

Checklist:

• Securely signed commits
• [] Component(s) with PHPDoc blocks, only if necessary or adds value
• [] Unit testing, with >80% coverage
• [] User guide updated
• [] Conforms to style guide

[kenjis]

Unfortunately this does not work.
See #7065 (comment)