[CHORE](deps)(deps): Bump actions/download-artifact from 7 to 8 (#279)

* [CHORE](deps)(deps): Bump actions/download-artifact from 7 to 8

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 7 to 8.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v7...v8)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update CODEOWNERS

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: John McCall <john@overturemaps.org>

Author: dependabot[bot]

.github/workflows/staging_deploy.yaml

@@ -57,7 +57,7 @@ jobs:
           aws-region: us-west-2
 
       - name: Download artifacts 📥
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: build-artifact
           path: build

CODEOWNERS

@@ -1,2 +1,4 @@
 # Default owners for everything in the repo
 * @overturemaps/omf-public-reviewers
+
+/.github @lowlydba @overturemaps/omf-public-reviewers