feat(route): add route SustainabilityMagazine articles

[mintyfrankie]

Involved Issue / 该 PR 相关 Issue

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Example for the Proposed Route(s) / 路由地址示例

/sustainabilitymag/articles

New RSS Route Checklist / 新 RSS 路由检查表

• [X] New Route / 新的路由
  • [X] Follows Script Standard / 跟随 路由规范
• [ ] Anti-bot or rate limit / 反爬/频率限制
  • [ ] If yes, do your code reflect this sign? / 如果有, 是否有对应的措施?
• [X] Date and time / 日期和时间
  • [X] Parsed / 可以解析
  • [X] Correct time zone / 时区正确
• [ ] New package added / 添加了新的包
• [ ] Puppeteer

Note / 说明