add the pg version 16 (#2557)

* add the pg version 16

* add comma after pg16 in crds api

* change minimal_major_version to 12

* add new spilo image for pg16

* edit the registry from current and lazy spilo

* Update e2e/run.sh

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

* Update README.md

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

* add pg 11 to be compatible for the existing DBs

* update pq, pyyaml,k8s and kind version

* skip test_infrastructure_roles

* skip another test

* remove the skipping

* adjust the verification of new Patroni version states

---------

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

charts/postgres-operator/values.yaml

@@ -38,7 +38,7 @@ configGeneral:
   # etcd connection string for Patroni. Empty uses K8s-native DCS.
   etcd_host: ""
   # Spilo docker image
-  docker_image: ghcr.io/zalando/spilo-15:3.0-p1
+  docker_image: ghcr.io/zalando/spilo-16:3.2-p2
 
   # key name for annotation to ignore globally configured instance limits
   # ignore_instance_limits_annotation_key: ""
@@ -89,9 +89,9 @@ configMajorVersionUpgrade:
   # - acid
 
   # minimal Postgres major version that will not automatically be upgraded
-  minimal_major_version: "11"
+  minimal_major_version: "12"
   # target Postgres major version when upgrading clusters automatically
-  target_major_version: "15"
+  target_major_version: "16"
 
 configKubernetes:
   # list of additional capabilities for postgres container