add missing become: yes

tasks/xpack/security/elasticsearch-security.yml

@@ -17,14 +17,16 @@
   when: (es_enable_xpack and "security" in es_xpack_features) and (es_version | version_compare('6.0.0', '>'))
   block:
   - name: create the keystore if it doesn't exist yet
+    become: yes
     command: >
      {{es_home}}/bin/elasticsearch-keystore create
     args:
       creates: "{{ conf_dir }}/elasticsearch.keystore"
     environment:
       ES_PATH_CONF: "{{ conf_dir }}"
-  
+
   - name: Check if bootstrap password is set
+    become: yes
     command: >
      {{es_home}}/bin/elasticsearch-keystore list
     register: list_keystore
@@ -33,6 +35,7 @@
       ES_PATH_CONF: "{{ conf_dir }}"
 
   - name: Create Bootstrap password for elastic user
+    become: yes
     shell: echo "{{es_api_basic_auth_password}}" | {{es_home}}/bin/elasticsearch-keystore add -x 'bootstrap.password'
     when:
       - es_api_basic_auth_username is defined and list_keystore is defined and es_api_basic_auth_username == 'elastic' and 'bootstrap.password' not in list_keystore.stdout_lines