Remove unneeded socat installation for Flatcar (#8970)

roles/download/defaults/main.yml

@@ -949,8 +949,6 @@ calico_apiserver_image_repo: "{{ quay_image_repo }}/calico/apiserver"
 calico_apiserver_image_tag: "{{ calico_apiserver_version }}{%- if image_arch != 'amd64' -%}-{{ image_arch }}{%- endif -%}"
 pod_infra_image_repo: "{{ kube_image_repo }}/pause"
 pod_infra_image_tag: "{{ pod_infra_version }}"
-install_socat_image_repo: "{{ docker_image_repo }}/xueshanf/install-socat"
-install_socat_image_tag: "latest"
 netcheck_version: "v1.2.2"
 netcheck_agent_image_repo: "{{ docker_image_repo }}/mirantis/k8s-netchecker-agent"
 netcheck_agent_image_tag: "{{ netcheck_version }}"
@@ -1496,15 +1494,6 @@ downloads:
     groups:
     - k8s_cluster
 
-  install_socat:
-    enabled: "{{ ansible_os_family in ['Flatcar', 'Flatcar Container Linux by Kinvolk'] }}"
-    container: true
-    repo: "{{ install_socat_image_repo }}"
-    tag: "{{ install_socat_image_tag }}"
-    sha256: "{{ install_socat_digest_checksum|default(None) }}"
-    groups:
-    - k8s_cluster
-
   kube-vip:
     enabled: "{{ kube_vip_enabled }}"
     container: true