Backports DOCSP-44793 to v6.0 (#619)

[DOCSP-44793](https://jira.mongodb.org/browse/DOCSP-44793)
Backports #521

Author: erabil-mdb

source/includes/list-table-needed-mongodb-sites-over-internet.rst

@@ -4,7 +4,7 @@
 
    * - Site
      - Purpose
-   * - downloads.mongodb.com
+   * - downloads.mongodb.com, downloads.mongodb.org
      - To download :dl:`MongoDB Enterprise Builds <enterprise>`.
    * - opsmanager.mongodb.com
      - To download the MongoDB :opsmgr:`version manifest </reference/glossary/#std-term-version-manifest>`.