chore: update GitHub Actions workflow to use GH_BOT_TOKEN for authentication

Author: OnestarLee

.github/workflows/comment-bot.yml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: sendbird/release-automation-action@latest
         with:
-          gh_token: ${{ secrets.GITHUB_TOKEN }}
+          gh_token: ${{ secrets.GH_BOT_TOKEN }}
           product: 'calls'
           platform: 'rn'
           product_jira_project_key: 'CALLS'