Rename BuildsController to JobsController

What does this MR do?

Rename BuildsController to JobsController

Are there points in the code the reviewer needs to double check?

• Backward compatible routes are added.

• We have a migration to rename projects named as jobs.

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary

What are the relevant issue numbers?

Closes #30699 (closed)