chore(deps): update chromaui/action action to v16.6.3 (#8532)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [chromaui/action](https://redirect.github.com/chromaui/action) |
action | patch | `v16.6.1` → `v16.6.3` |

---

### Release Notes

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

###
[`v16.6.3`](https://redirect.github.com/chromaui/action/blob/HEAD/CHANGELOG.md#v1663-Wed-Apr-29-2026)

[Compare
Source](https://redirect.github.com/chromaui/action/compare/v16.6.2...v16.6.3)

##### 🐛 Bug Fix

- Retry file upload if file deduplication fails
[#&#8203;1296](https://redirect.github.com/chromaui/chromatic-cli/pull/1296)
([@&#8203;codykaup](https://redirect.github.com/codykaup))

##### Authors: 1

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

***

###
[`v16.6.2`](https://redirect.github.com/chromaui/action/blob/HEAD/CHANGELOG.md#v1662-Wed-Apr-29-2026)

[Compare
Source](https://redirect.github.com/chromaui/action/compare/v16.6.1...v16.6.2)

##### 🐛 Bug Fix

- Fix crash when checking for CLI updates
[#&#8203;1305](https://redirect.github.com/chromaui/chromatic-cli/pull/1305)
([@&#8203;annaet](https://redirect.github.com/annaet)
[@&#8203;codykaup](https://redirect.github.com/codykaup))

##### Authors: 2

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

***

</details>

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.github/workflows/chromatic.yml

@@ -25,7 +25,7 @@ jobs:
         run: yarn install --immutable
 
       - name: Publish to Chromatic
-        uses: chromaui/action@7d51ab74dfbe4810b90d01a1b89513b9f2f1a266 # v16.6.1
+        uses: chromaui/action@42839e8c28caf61a16433fa96a03b312bbc47ab5 # v16.6.3
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           projectToken: ${{ secrets.CHROMATIC_PROJECT_TOKEN }}