chore(deps): update chromaui/action action to v16 (#8372)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [chromaui/action](https://redirect.github.com/chromaui/action) |
action | major | `v15.3.1` → `v16.0.0` |

---

### Release Notes

<details>
<summary>chromaui/action (chromaui/action)</summary>

###
[`v16.0.0`](https://redirect.github.com/chromaui/action/blob/HEAD/CHANGELOG.md#v1600-Mon-Mar-23-2026)

[Compare
Source](https://redirect.github.com/chromaui/action/compare/v15.3.1...v16.0.0)

##### 💥 Breaking Change

- Drop support for Node 18 and update GitHub Action to Node 24
[#&#8203;1251](https://redirect.github.com/chromaui/chromatic-cli/pull/1251)
([@&#8203;codykaup](https://redirect.github.com/codykaup))

##### Authors: 1

- Cody Kaup ([@&#8203;codykaup](https://redirect.github.com/codykaup))

***

</details>

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.github/workflows/chromatic.yml

@@ -23,7 +23,7 @@ jobs:
         run: yarn install --immutable
 
       - name: Publish to Chromatic
-        uses: chromaui/action@eea1606238fd97a70b5af723d103953d1f40967b # v15.3.1
+        uses: chromaui/action@f191a0224b10e1a38b2091cefb7b7a2337009116 # v16.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           projectToken: ${{ secrets.CHROMATIC_PROJECT_TOKEN }}