Update redhat-opens-install.rst
Update redhat-opens-install.rst

Minor tweak
kasisnu/calico,neiljerram/felix,matthewdupre/felix,beddari/calico,alexhersh/calico,ocadotechnology/calico,matthewdupre/felix,neiljerram/felix,kasisnu/calico,alexhersh/calico,Metaswitch/calico,TrimBiggs/calico,neiljerram/felix,Metaswitch/calico,TrimBiggs/calico,neiljerram/felix,ocadotechnology/calico,beddari/calico