Rename re-deploy button to rollback for previous successful deployments

[mcasperson]

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Prerequisites

• [x] I have searched open and closed issues to make sure it isn't already requested
• [x] My team has started working on this issue
• [x] I have written a descriptive issue title

The enhancement

The Need

We will rename the re-deploy button to rollback for successful deployments that are not the latest for a given environment to help customers understand how to perform a rollback.

Solution

Screenshots and Mockups

Links

Internal discussion