Update ansible code

tasks/register_agent.yml

@@ -1,17 +1,17 @@
 ---
 - name: Check if agent is already registered
-  shell: cscli machines list -o raw | grep {{ inventory_hostname }} | grep true || echo "Not found"
+  ansible.builtin.shell: cscli machines list -o raw | grep {{ inventory_hostname }} | grep true || echo "Not found"
   register: _csmachines
   delegate_to: "{{ crowdsec_delegate_server_hostname }}"
   changed_when: false
 
 - block:
     - name: Register agent to server
-      command: cscli lapi register -u {{ crowdsec_lapi_url }} --machine {{ inventory_hostname }}
+      ansible.builtin.command: cscli lapi register -u {{ crowdsec_lapi_url }} --machine {{ inventory_hostname }}
       notify: restart crowdsec
 
     - name: Validate agent on server
-      command: cscli machines validate {{ inventory_hostname }}
+      ansible.builtin.command: cscli machines validate {{ inventory_hostname }}
       delegate_to: "{{ crowdsec_delegate_server_hostname }}"
   when:
     - _csmachines.rc == 0