consider including special events like the Daytona 500 even if they are part of a longer series

[popmonkey]

potentially related to #7 but might be because of the Special Event identifying code.

source: https://www.reddit.com/r/iRacing/comments/x23vyz/comment/imicyol/

[popmonkey]

as pointed out here:

https://www.reddit.com/r/iRacing/comments/x23vyz/comment/imj206c/

the 500 is part of the NiS series.

would still be nice to include such iconic events. moving from bug -> enhancement