symlink fix

Author: jordan-smith721

config/redirects

@@ -67,7 +67,7 @@ raw: ${prefix}/master -> ${base}/upcoming/
 [v9.0-*]: ${prefix}/${version}/reference/transactions/ -> ${base}/${version}/interact-data/transaction/
 [v9.0-*]: ${prefix}/${version}/release-notes/upgrading/ -> ${base}/${version}/whats-new/
 [v9.0-*]: ${prefix}/${version}/release-notes/mongoid-9.0/ -> ${base}/${version}/whats-new/
-[v9.0-*]: ${prefix}/${version}/release-notes/mongoid-8.0/ -> ${base}/${version}/whats-new/
+[v9.0-master]: ${prefix}/${version}/release-notes/mongoid-8.0/ -> ${base}/${version}/whats-new/
 [v9.0-*]: ${prefix}/${version}/contributing/code-documentation/ -> ${base}/${version}/code-documentation/
 [v9.0-*]: ${prefix}/${version}/contributing/contributing-guidelines/ -> ${base}/${version}/issues-and-help/
 [v9.0-*]: ${prefix}/${version}/additional-resources/ -> ${base}/${version}/integrations-tools/external-resources/