containerd,docker: use apt_key instead of action

we don't need rpm_key, so nothing to factor here
Ubuntu is not an ansible_os_family, the OS family for Ubuntu is Debian
Check for ansible_pkg_mgr == apt

Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
(cherry picked from commit a2429ef64d)

roles/container-engine/docker/vars/debian.yml

@@ -21,7 +21,6 @@ docker_package_info:
     - "{{ docker_versioned_pkg[docker_version | string] }}"
 
 docker_repo_key_info:
-  pkg_key: apt_key
   url: '{{ docker_debian_repo_gpgkey }}'
   repo_keys:
     - 9DC858229FC7DD38854AE2D88D81803C0EBFCD88

roles/container-engine/docker/vars/redhat.yml

@@ -23,10 +23,6 @@ docker_package_info:
     - "{{ docker_cli_versioned_pkg[docker_cli_version | string] }}"
     - "{{ docker_versioned_pkg[docker_version | string] }}"
 
-docker_repo_key_info:
-  pkg_key: ''
-  repo_keys: []
-
 docker_repo_info:
   pkg_repo: ''
   repos: []

roles/container-engine/docker/vars/suse.yml

@@ -5,10 +5,6 @@ docker_package_info:
     - docker
     - containerd
 
-docker_repo_key_info:
-  pkg_key: ''
-  repo_keys: []
-
 docker_repo_info:
   pkg_repo: ''
   repos: []

roles/container-engine/docker/vars/ubuntu.yml

@@ -21,7 +21,6 @@ docker_package_info:
     - "{{ docker_versioned_pkg[docker_version | string] }}"
 
 docker_repo_key_info:
-  pkg_key: apt_key
   url: '{{ docker_ubuntu_repo_gpgkey }}'
   repo_keys:
     - 9DC858229FC7DD38854AE2D88D81803C0EBFCD88