website: Removed trailing whitespace from gem5 resources

Change-Id: I9b65bbee46306170783e09169aad0d00b61ed2f3
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5-website/+/37875
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
Tested-by: Bobby R. Bruce <bbruce@ucdavis.edu>
1 file changed