Change method to set use_hyperkube_cni var bool

The precedent method returb a string "True\n" or "False\n", it seems to be an Ansible bug.
New method return a boolean

roles/network_plugin/calico/tasks/main.yml

@@ -22,16 +22,15 @@
   changed_when: false
   notify: restart calico-node
 
-- name: Calico | Determine hyperkube cni to use depending of the version of kube
+- name: Calico | Do not use hyperkube cni if kube_version under v1.3.4
   set_fact:
-    use_hyperkube_cni: >
-      {%- if kube_version | version_compare('v1.3.4','>=') -%}
-        true
-      {%- elif kube_version | version_compare('v1.3.4','<') -%}
-        false
-      {%- else -%}
-        {{ ErrorCannotRecognizeVersion }}
-      {%- endif -%}
+    use_hyperkube_cni: false
+  when: kube_version | version_compare('v1.3.4','<')
+
+- name: Calico | Use hyperkube cni if kube_version above v1.3.4
+  set_fact:
+    use_hyperkube_cni: true
+  when: kube_version | version_compare('v1.3.4','>=')
 
 - name: Calico | Install calico cni bin
   command: rsync -piu "{{ local_release_dir }}/calico/bin/calico" "/opt/cni/bin/calico"