changing multiTenant branch to main (#323)

Co-authored-by: Thomas Michael <thomas.michael@cloudogu.com>

Author: ThomasMichael1811

examples/init-multi-tenancy/managementConfig.yaml

@@ -26,9 +26,8 @@ content:
       target: 3rd-party-dependencies/gop-helm
       overwriteMode: RESET
     - url: https://github.com/cloudogu/gitops-playground
-#    - url: file:///home/cl-pc-0087/src/gitops-playground
       path: examples/init-multi-tenancy
-      ref: feature/init-multi-tenancy
+      ref: main
       templating: true
       type: FOLDER_BASED
       overwriteMode: UPGRADE