add docker_install_official_repo flag for custom repos

defaults/main.yaml

@@ -1,2 +1,3 @@
 ---
 docker_version: "20.10.23"
+docker_install_official_repo: true

tasks/Debian.yaml

@@ -10,6 +10,7 @@
     url: "{{ item.url }}"
     keyring: "{{ item.keyring }}"
   loop: "{{ docker_apt_key }}"
+  when: docker_install_official_repo
 
 - name: Add Docker repository
   ansible.builtin.apt_repository:
@@ -18,6 +19,7 @@
     filename: "{{ item.filename }}"
     update_cache: yes
   loop: "{{ docker_apt_repository }}"
+  when: docker_install_official_repo
 
 - name: Ensure {{ docker_package }} installed
   apt:

tasks/RedHat.yaml

@@ -11,6 +11,7 @@
     gpgkey: "{{ item.gpgkey | default('omit') }}"
     async: "{{ item.async | default('yes') }}"
   loop: "{{ docker_rpm_repository }}"
+  when: docker_install_official_repo
 
 - name: Ensure {{ docker_package }} is installed
   yum: