refactor(): update directories to use kebab case (#27230)

Issue number: N/A

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## What is the current behavior?
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The team decided on some new processes for adding tests. One of those
processes is that test directories should use kebab case.

## What is the new behavior?
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this PR. -->

- Updates test directories to use kebab case

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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and migration path for existing applications below. -->


## Other information

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screenshots of how the component looks before and after the change. -->