## Summary
**What** — What changes are introduced in this PR?
This PR standardizes heading levels across dashboard components to maintain proper semantic HTML hierarchy.
**Why** — Why are these changes relevant or necessary?
*Please provide answer here*
**How** — How have these changes been implemented?
- Added optional `headingLevel` prop `"h1" | "h2" | "h3"` to `DataTable` component with default value of `"h1"`
- Modified `Heading` component usage to explicitly specify the appropriate level based on context
**Testing** — How have these changes been tested, or how can the reviewer test the feature?
*Please provide answer here*
---
## Checklist
Please ensure the following before requesting a review:
- [x] I have added a **changeset** for this PR
- Every non-breaking change should be marked as a **patch**
- To add a changeset, run `yarn changeset` and follow the prompts
- [ ] The changes are covered by relevant **tests**
- [x] I have verified the code works as intended locally
- [ ] I have linked the related issue(s) if applicable
c1c0e1490a