Refactor DevOps Adoption strings into primitives

The following discussion from !57210 (merged) should be addressed:

• @blabuschagne started a discussion:

  Follow-up: Refactor all of these object encapsulated strings into primitive exports.

---

The DevOps Adoption string are currently being exported as a large object. We want to move away from this approach and rather export each string individually as per https://docs.gitlab.com/ee/development/fe_guide/style/javascript.html#export-constants-as-primitives