adjust the asset filter to the new style (#1273)

Signed-off-by: Patrick Münch <patrick.muench1111@gmail.com>

apps/cnspec/cmd/policy-example.mql.yaml

@@ -9,8 +9,24 @@ policies:
  authors:
  - name: Jane Doe
  email: jane@example.com
+ docs:
+ desc: |-
+ ## Overview
+
+ This policy is an example policy to ensures that the SSH server is configured securely.
+
+ ## Join the community!
+
+ Our goal is to build policies that are simple to deploy, accurate, and actionable.
+
+ If you have any suggestions for how to improve this policy, or if you need support, [join the community](https://github.com/orgs/mondoohq/discussions) in GitHub Discussions.
+
+ ## Further information about MQL
+
+ More information about the Mondoo's Query Language (MQL) can be found [here](https://mondoo.com/docs/mql/mql.write/).
  groups:
- - filters: asset.family.contains("unix")
+ - filters:
+ - mql: asset.family.contains("unix")
  checks:
  - uid: sshd-score-01
 queries: