build(deps): bump actions/upload-artifact from 3 to 4 (#384)

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

.github/workflows/CI.yml

@@ -101,7 +101,7 @@ jobs:
           mv "./RetroArcher_${{ runner.os }}_${{ matrix.architecture }}.zip" ./artifacts/
 
       - name: Upload Artifacts
-        uses: actions/upload-artifact@v3  # https://github.com/actions/upload-artifact
+        uses: actions/upload-artifact@v4  # https://github.com/actions/upload-artifact
         with:
           name: RetroArcher_${{ runner.os }}_${{ matrix.architecture }}
           if-no-files-found: error  # 'warn' or 'ignore' are also available, defaults to `warn`

.github/workflows/ci-docker.yml

@@ -366,7 +366,7 @@ jobs:
 
       - name: Upload Artifacts
         if: ${{ steps.prepare.outputs.artifacts == 'true' }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Docker${{ matrix.tag }}
           path: artifacts/