removes param from multiTenant example (#324)

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

Author: ThomasMichael1811

examples/init-multi-tenancy/argocd/tenant-configs/tenants/globalValues.yaml

@@ -21,5 +21,3 @@ config:
       resourceInclusionsCluster: "https://10.43.0.1:443"
     ingressNginx:
       active: false
-multiTenant:
-  useDedicatedInstance: true