ci: Stop building container images

These images were only useful on Fedora CoreOS.  Now that we have no
more machines running that OS, we do not need to spend time building the
images.

ci/Jenkinsfile

@@ -82,70 +82,5 @@ pipeline {
             }
         }
 
-        stage('Build Container') {
-            matrix {
-                axes {
-                    axis {
-                        name 'ARCH'
-                        values 'amd64', 'arm64'
-                    }
-                }
-                stages {
-                    stage('Container') {
-                        agent {
-                            kubernetes {
-                                yamlFile 'ci/podTemplate-container.yaml'
-                                yamlMergeStrategy merge()
-                                defaultContainer 'buildah'
-                                nodeSelector "kubernetes.io/arch=${ARCH}"
-                            }
-                        }
-
-                        stages {
-                            stage('Build') {
-                                steps {
-                                    sh '. ci/build-container.sh'
-                                    stash name: env.ARCH, includes: "*.oci.tar"
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        stage('Publish Container') {
-            agent {
-                kubernetes {
-                    yamlFile 'ci/podTemplate-container.yaml'
-                    yamlMergeStrategy merge()
-                    defaultContainer 'buildah'
-                }
-            }
-
-            environment {
-                REGISTRY_AUTH_FILE = "${env.WORKSPACE_TMP}/auth.json"
-            }
-
-            steps {
-                unstash 'amd64'
-                unstash 'arm64'
-                withCredentials([usernamePassword(
-                    credentialsId: 'jenkins-packages',
-                    usernameVariable: 'BUILDAH_USERNAME',
-                    passwordVariable: 'BUILDAH_PASSWORD',
-                )]) {
-                    sh """
-                        buildah login \
-                        --username \${BUILDAH_USERNAME} \
-                        --password \${BUILDAH_PASSWORD} \
-                        git.pyrocufflink.net
-                    """
-                }
-                sh '. ci/publish-container.sh'
-            }
-        }
-
-
     }
 }