Remove outdated links in README
Remove outdated links in README

AbelHu/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release,AbelHu/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,cloudfoundry-incubator/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release,gossion/bosh-azure-cpi-release,cloudfoundry-incubator/bosh-azure-cpi-release,bingosummer/bosh-azure-cpi-release,cloudfoundry-incubator/bosh-azure-cpi-release,AbelHu/bosh-azure-cpi-release