build(deps): bump actions/setup-node from 6.2.0 to 6.3.0 (#8431)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6.2.0 to 6.3.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@6044e13...53b8394)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/copilot-setup-steps.yml

@@ -104,7 +104,7 @@ jobs:
 
       # JavaScript/TypeScript setup
       - name: Setup Node.js
-        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
+        uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
           node-version: "24"