Remove registry-proxy (#8327)

roles/download/defaults/main.yml

@@ -704,8 +704,6 @@ dnsautoscaler_image_tag: "{{ dnsautoscaler_version }}"
 
 registry_image_repo: "{{ docker_image_repo }}/library/registry"
 registry_image_tag: "2.7.1"
-registry_proxy_image_repo: "{{ kube_image_repo }}/kube-registry-proxy"
-registry_proxy_image_tag: "0.4"
 metrics_server_version: "v0.5.0"
 metrics_server_image_repo: "{{ kube_image_repo }}/metrics-server/metrics-server"
 metrics_server_image_tag: "{{ metrics_server_version }}"
@@ -1232,15 +1230,6 @@ downloads:
     groups:
     - kube_node
 
-  registry_proxy:
-    enabled: "{{ registry_enabled }}"
-    container: true
-    repo: "{{ registry_proxy_image_repo }}"
-    tag: "{{ registry_proxy_image_tag }}"
-    sha256: "{{ registry_proxy_digest_checksum|default(None) }}"
-    groups:
-    - kube_node
-
   metrics_server:
     enabled: "{{ metrics_server_enabled }}"
     container: true