Remove default docker_options from sample (#5287)

inventory/sample/group_vars/all/docker.yml

@@ -42,7 +42,7 @@ docker_rpm_keepcache: 0
 #   - https://registry.docker-cn.com
 #   - https://mirror.aliyuncs.com
 
-## If non-empty will override default system MounFlags value.
+## If non-empty will override default system MountFlags value.
 ## This option takes a mount propagation flag: shared, slave
 ## or private, which control whether mounts in the file system
 ## namespace set up for docker will receive or propagate mounts
@@ -52,19 +52,3 @@ docker_rpm_keepcache: 0
 ## A string of extra options to pass to the docker daemon.
 ## This string should be exactly as you wish it to appear.
 docker_options: >-
-  {%- if docker_insecure_registries is defined %}
-  {{ docker_insecure_registries | map('regex_replace', '^(.*)$', '--insecure-registry=\1' ) | list | join(' ') }}
-  {%- endif %}
-  {% if docker_registry_mirrors is defined %}
-  {{ docker_registry_mirrors | map('regex_replace', '^(.*)$', '--registry-mirror=\1' ) | list | join(' ') }}
-  {%- endif %}
-  {%- if docker_version != "latest" and docker_version is version('17.05', '<') %}
-  --graph={{ docker_daemon_graph }} {% if ansible_os_family not in ["openSUSE Leap", "openSUSE Tumbleweed", "Suse"] %}{{ docker_log_opts }}{% endif %}
-  {%- else %}
-  --data-root={{ docker_daemon_graph }} {% if ansible_os_family not in ["openSUSE Leap", "openSUSE Tumbleweed", "Suse"] %}{{ docker_log_opts }}{% endif %}
-  {%- endif %}
-  {%- if ansible_architecture == "aarch64" and ansible_os_family == "RedHat" %}
-  --add-runtime docker-runc=/usr/libexec/docker/docker-runc-current
-  --default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd
-  --userland-proxy-path=/usr/libexec/docker/docker-proxy-current --signature-verification=false
-  {%- endif -%}