Fix YAML indentation in Chrome Web Store secret handling

- Properly indent GitHub Actions secret expansion in heredoc
- Resolve YAML syntax error around line 209-210
- Ensure secret is part of the script block
- Enable successful workflow execution

Author: codingnooob

.github/workflows/ci-cd.yml

@@ -206,8 +206,8 @@ jobs:
           # Use verified CRX private key from GitHub Secrets with fallback
           # Try to write the secret directly to file - if it doesn't exist, this will create an empty file
           cat > chrome-extension.pem << 'EOF'
-${{ secrets.CHROME_CRX_PRIVATE_KEY }}
-EOF
+          ${{ secrets.CHROME_CRX_PRIVATE_KEY }}
+          EOF
           
           # Check if the file has content (safer than checking the secret directly)
           if [[ ! -s chrome-extension.pem ]]; then