Dead "Old releases" link at freepascal.org/download.html

The "Old Versions" download link (https://www.freepascal.org/down/old/down.html) at the bottom of the "Download" page is 404. I believe, it should be fixed somehow.

[originally posted at https://lists.freepascal.org/pipermail/fpc-devel/2023-September/045250.html]