CVE: https://github.com/discourse/discourse/security/advisories/GHSA-hcgf-hg2g-mw78
Patch: https://github.com/discourse/discourse/commit/7d484864fe91ff79c478f57e7ddb1235d701921e
用法:fix_quote_attribution("Username|", <limit>, <dry_run>)
其中 "Username|" 是引用归属中的唯一搜索字符串