website: Added entries for simple to gem5-resources table

Change-Id: Ib78bccb292ff59d04fde5e1dbd68abf7f8f9c575
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5-website/+/37738
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
Tested-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Reviewed-by: Hoa Nguyen <hoanguyen@ucdavis.edu>
1 file changed