jenkins: drop removed multibranch plugin

services/jenkins/configmap-jcasc.yaml

@@ -158,31 +158,22 @@ data:
               }
             }
           }
-          multibranchPipelineJob('titan-iac-quality-gate') {
-            branchSources {
-              branchSource {
-                source {
-                  git {
-                    id('titan-iac-quality-gate')
-                    remote('https://scm.bstein.dev/bstein/titan-iac.git')
-                    credentialsId('gitea-pat')
-                  }
-                }
-              }
-            }
-            factory {
-              workflowBranchProjectFactory {
-                scriptPath('ci/Jenkinsfile.titan-iac')
-              }
-            }
-            orphanedItemStrategy {
-              discardOldItems {
-                numToKeep(30)
-              }
-            }
+          pipelineJob('titan-iac-quality-gate') {
             triggers {
-              periodicFolderTrigger {
-                interval('12h')
+              scm('H/12 * * * *')
+            }
+            definition {
+              cpsScm {
+                scm {
+                  git {
+                    remote {
+                      url('https://scm.bstein.dev/bstein/titan-iac.git')
+                      credentials('gitea-pat')
+                    }
+                    branches('*/main')
+                  }
+                }
+                scriptPath('ci/Jenkinsfile.titan-iac')
               }
             }
           }

services/jenkins/configmap-plugins.yaml

@@ -9,10 +9,8 @@ data:
     kubernetes
     workflow-aggregator
     git
-    git-branch-source
     pipeline-utility-steps
     configuration-as-code
-    configuration-as-code-support
     oic-auth
     job-dsl
     simple-theme-plugin