Remove target for r* #2213

tools/regclient/Dockerfile.template

tools/registry/Dockerfile.template

tools/rekor/Dockerfile.template

tools/reptyr/Dockerfile.template

tools/reveal.js/Dockerfile.template

tools/ripgrep/Dockerfile.template

tools/rke/Dockerfile.template

tools/rke2/Dockerfile.template

tools/rootlesskit/Dockerfile.template

tools/runc/Dockerfile.template

tools/runlike/Dockerfile.template

tools/runq/Dockerfile.template

tools/runtainer/Dockerfile.template

tools/rush/Dockerfile.template

tools/rust/Dockerfile.template