chore(deps): Bump actions/upload-artifact from 4 to 5

Dependabot couldn't find the original pull request head commit, c698578.

Author: dependabot[bot]

.github/workflows/test-macos-tts.yml

@@ -200,7 +200,7 @@ jobs:
           echo "::endgroup::"
 
       - name: Upload test audio artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: macos-tts-test-output

.github/workflows/test-macos.yml

@@ -290,7 +290,7 @@ jobs:
 
       - name: Upload test artifacts
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: test-logs-${{ matrix.os }}-node-${{ matrix.node-version }}
           path: |