fix(i18n): add GH_TOKEN env for gh CLI authentication

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.github/workflows/translate-i18n-claude.yml

@@ -101,6 +101,8 @@ jobs:
       - name: Run Claude Code for Translation Sync
         if: steps.detect_changes.outputs.CHANGED_FILES != ''
         uses: anthropics/claude-code-action@v1
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
           use_oauth: false