User - Filter all the users with Customer Secret Keys

The following example policy will filter and tag the users with the Customer secret keys

policies:
- name: filter-tag-user-with-secret-keys
  description: |
    Filter and tag users with customer secret keys
  resource: oci.user
  filters:
   - type: customer-secret-keys
     key: customer_secret_keys
     value_type: size
     op: greater-than
     value: 0
  actions:
   - type: update
     freeform_tags:
        TagName : TagValue