calico: use absolute path to docker, crictl binary (#6253)

To avoid the following error (ignored when pipefail is off)

  RUNNING HANDLER [network_plugin/calico : containerd | delete calico-node containers] *******************************************************************************
  changed: [node1] => {"attempts": 1, "changed": true, "cmd": "crictl pods --name calico-node-* -q | xargs -I% --no-run-if-empty bash -c \"crictl stopp % && crictl rmp %\"", "delta": "0:00:00.004240", "end": "2020-06-10 03:32:41.316955", "rc": 0, "start": "2020-06-10 03:32:41.312715", "stderr": "/bin/sh: crictl: command not found", "stderr_lines": ["/bin/sh: crictl: command not found"], "stdout": "", "stdout_lines": []}

roles/network_plugin/calico/handlers/main.yml

@@ -12,14 +12,14 @@
     state: absent
 
 - name: docker | delete calico-node containers
-  shell: "docker ps -af name=k8s_POD_calico-node* -q | xargs --no-run-if-empty docker rm -f"
+  shell: "{{ docker_bin_dir }}/docker ps -af name=k8s_POD_calico-node* -q | xargs --no-run-if-empty {{ docker_bin_dir }}/docker rm -f"
   register: docker_calico_node_remove
   until: docker_calico_node_remove is succeeded
   retries: 5
   when: container_manager in ["docker"]
 
 - name: containerd | delete calico-node containers
-  shell: 'crictl pods --name calico-node-* -q | xargs -I% --no-run-if-empty bash -c "crictl stopp % && crictl rmp %"'
+  shell: '{{ bin_dir }}/crictl pods --name calico-node-* -q | xargs -I% --no-run-if-empty bash -c "{{ bin_dir }}/crictl stopp % && {{ bin_dir }}/crictl rmp %"'
   register: crictl_calico_node_remove
   until: crictl_calico_node_remove is succeeded
   retries: 5