feat: update service name to ocotillo-api-staging in deployment configuration

[jirhiker]

Why

This PR addresses the following problem / context:

• need to make a distinction between production and staging

How

Implementation summary - the following was changed / added / removed:

• the production API => ocotillo-api.
• the staging API => ocotillo-api-staging

Notes

Any special considerations, workarounds, or follow-up work to note?

• @chasetmartin the VITE_OCOTILLO_API_URL will need to be updated for OcotilloUI

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.