Continuing adding deployable label

To roll back this change, revert the merge with `git revert -m 1 MERGE_SHA` and perform another deploy.

URLs
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QA Plan
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Check tests to make sure they cover well and finish successfully 

We are going to want to do some tests with this.  From what we tested through the UI, it seems like only the name is the attribute that gets a uniqueness validation.

Also, is this used anywhere?