cleanup pipeline defs in content

.ci/pipeline_definitions

@@ -1,42 +1,2 @@
 external-dns-management:
-  template: 'default'
-  base_definition:
-    repo: ~
-    traits:
-      version:
-        preprocess: 'inject-commit-hash'
-      component_descriptor: ~ 
-    steps:
-      check:
-        image: 'golang:1.12.8'
-      test:
-        image: 'golang:1.12.8'
-      integrationtest:
-        image: 'golang:1.12.8'
-      #functionaltest:
-      #  image: 'golang:1.12.8'
-      build:
-        image: 'golang:1.12.8'
-  jobs:
-    release:
-      traits:
-        version:
-          preprocess: 'finalize'
-        release:
-          nextversion: 'bump_minor'
-          next_version_callback: '.ci/prepare_release'
-          release_callback: '.ci/prepare_release'
-        slack:
-          default_channel: 'internal_scp_workspace'
-          channel_cfgs:
-            internal_scp_workspace:
-              channel_name: 'k8s-op-of-the-week'
-              slack_cfg_name: 'scp_workspace'
-    patch-release:
-      traits:
-        version:
-          preprocess: finalize
-        release:
-          nextversion: bump_patch
-          next_version_callback: '.ci/prepare_release'
-          release_callback: '.ci/prepare_release'
+  template: 'default'