README.md: fix list in experiments configuration
README.md: fix list in experiments configuration

credp/lisa,mdigiorgio/lisa,arnoldlu/lisa,arnoldlu/lisa,ARM-software/lisa,bjackman/lisa,mdigiorgio/lisa,credp/lisa,bjackman/lisa,credp/lisa,ARM-software/lisa,joelagnel/lisa,joelagnel/lisa,ARM-software/lisa,ARM-software/lisa,JaviMerino/lisa,credp/lisa