[Update] add more tests

[yowainwright]

Add more tests

For this issue more testing will be implemented.

Reasons 🤔

• easier code review
• tests need to be added for future features like:
  • post-merge publishing and changelog updates,
  • automerge

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Steps 📊

The checklist key items will be in separate PRs for readability.
Versioning for these PRs will try to best support the community.

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Key Items ✅

• Add unit tests specific to location/router-scroll.js
• Add unit tests specific to services/router-scroll.js
• Add acceptance tests
• Spike: Other test opportunities?

[yowainwright]

@rwwagner90 will manage open issues. I am closing this pr. This issue will not be done.

[RobbieTheWagner]

Adding more tests is probably a good idea. We can keep this open.