fix permissions on autogenerated .omnia_vault_key

Changed permissions from 0755 -> 0666 because ansible did not like that a text file was executable

Signed-off-by: John lockman <john.lockman@friday.local>

roles/cluster_validation/tasks/fetch_password.yml

@@ -29,7 +29,7 @@
       {{ vault_key }}
     owner: root
     force: yes
-    mode: '0755'
+    mode: '0666'
   when: not vault_key_result.stat.exists
 
 - name: Check if omnia config file is encrypted
@@ -84,4 +84,4 @@
   command: >-
     ansible-vault encrypt {{ role_path }}/../../{{ config_filename }}
     --vault-password-file {{ role_path }}/../../{{ config_vaultname }}
-  changed_when: false
+  changed_when: false