Add non concurrency to Ubuntu CI workflow

[talregev]

Add non concurrency to Ubuntu CI workflow.

[mjcarroll]

Can you remove trailing whitespace from .github/workflows/ci.yml so we can pass pre-commit linting?

[talregev]

Can you remove trailing whitespace from .github/workflows/ci.yml so we can pass pre-commit linting?

Yes.

[talregev]

@mjcarroll I removed trailing whitespace.
Please approve the CI that it will run the CI.

[codecov]

Codecov Report

Merging #2075 (ad66cce) into gz-sim7 (579013f) will not change coverage.
The diff coverage is n/a.

❗ Current head ad66cce differs from pull request most recent head dee58c6. Consider uploading reports for the commit dee58c6 to get more accurate results

@@           Coverage Diff            @@
##           gz-sim7    #2075   +/-   ##
========================================
  Coverage    65.09%   65.09%           
========================================
  Files          354      354           
  Lines        28732    28732           
========================================
  Hits         18702    18702           
  Misses       10030    10030           

[talregev]

@mjcarroll
Should I merge this to the gz-sim7 or the main?
Not sure how the flow of the code is working here.

[mjcarroll]

Should I merge this to the gz-sim7 or the main?

sim7 is fine, it will get picked up in a forward port.

[azeey]

Looks good to me based on https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-a-fallback-value and https://docs.github.com/en/actions/using-jobs/using-concurrency#example-only-cancel-in-progress-jobs-or-runs-for-the-current-workflow