Bump actions/upload-artifact from 3 to 4 (#351)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

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

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -182,7 +182,7 @@ jobs:
           -Dsonar.projectVersion=${{ env.OBS_MAJOR_VERSION }}
 
     - name: Upload Build Asset
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: obs-${{ env.OBS_VERSION }}
         path: |
@@ -194,7 +194,7 @@ jobs:
         if-no-files-found: error
 
     - name: Upload Build Asset Initial Flash
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: obs-${{ env.OBS_VERSION }}-initial-flash
         path: |