Replace "failed" and "succeeded" filters for assertions

In Ansible 2.9 these filters are no longer available, so lets replace
them for assertions.

Change-Id: Ied08114b1e70b116740eafa59c8491fd4374e712

tasks/resource-agent.yml

@@ -18,36 +18,36 @@
     command: pcs resource show {{ resource_agent_name }}
     ignore_errors: yes
     register: found_resource_agent
-    changed_when: found_resource_agent|failed
+    changed_when: found_resource_agent is failed
 
   - name: Delete {{ resource_agent_name }} Resource Agent
     command: pcs resource delete {{ resource_agent_name }}
     when:
     - resource_agent.changed
-    - found_resource_agent|succeeded
+    - found_resource_agent is succeeded
 
   - name: Add {{ resource_agent_name }} pacemaker resource agent
     command: pcs resource create {{ resource_agent_name }} ocf:heartbeat:ipsec tunnel={{ specific_tunnel }} vip={{ specific_vip }}
              fallbacktunnel={{ fallback_tunnel }} --disabled
     when:
-    - resource_agent.changed or found_resource_agent|failed
+    - resource_agent.changed or found_resource_agent is failed
 
   - name: Add collocation rule with VIP ( {{ resource_agent_name }} )
     command: pcs constraint colocation add {{ resource_agent_name }} with ip-{{ specific_vip }}
     when:
-    - resource_agent.changed or found_resource_agent|failed
+    - resource_agent.changed or found_resource_agent is failed
 
   - name: Add ordering rule with VIP ( {{ resource_agent_name }} ) for start operation
     command: pcs constraint order start ip-{{ specific_vip }} then start {{ resource_agent_name }} symmetrical=false
     when:
-    - resource_agent.changed or found_resource_agent|failed
+    - resource_agent.changed or found_resource_agent is failed
 
   - name: Add ordering rule with VIP ( {{ resource_agent_name }} ) for stop operation
     command: pcs constraint order stop ip-{{ specific_vip }} then stop {{ resource_agent_name }} symmetrical=false
     when:
-    - resource_agent.changed or found_resource_agent|failed
+    - resource_agent.changed or found_resource_agent is failed
 
   - name: Enable {{ resource_agent_name }} resource agent
     command: pcs resource enable {{ resource_agent_name }}
     when:
-    - resource_agent.changed or found_resource_agent|failed
+    - resource_agent.changed or found_resource_agent is failed