Update actions/upload-artifact action to v2.3.1

Author: renovate[bot]

.github/workflows/ci-macos.yml

@@ -49,7 +49,7 @@ jobs:
 
       - name: Upload build artifacts
         if: failure()
-        uses: actions/upload-artifact@v2.2.3
+        uses: actions/upload-artifact@v2.3.1
         with:
           name: build-artifacts-${{ matrix.xcode }}-${{ github.run_id }}
           path: |