[Task]: Fix race conditions between deploying dev and staging

[coilysiren]

Summary

This job failed because the image hadn't been publish when it was checked for staging. To fix this, we need to order deploys so that the environments deploy one at a time

Acceptance criteria

No response

[coilysiren]

The concurrency field should be handling this

https://github.com/HHS/simpler-grants-gov/blob/f9c11b3391900d6e8042dae3cfaf561c97f90d3c/.github/workflows/deploy.yml#L15

[coilysiren]

https://docs.github.com/en/actions/writing-workflows/choosing-what-your-workflow-does/running-variations-of-jobs-in-a-workflow#defining-the-maximum-number-of-concurrent-jobs