fix broken badge link
fix broken badge link

hhorak/sti-ruby,mfojtik/sti-ruby,bparees/sti-ruby,sclorg/s2i-ruby-container,bparees/sti-ruby,hhorak/sti-ruby,mfojtik/sti-ruby,openshift/sti-ruby,openshift/sti-ruby,sclorg/s2i-ruby-container,sclorg/s2i-ruby-container