fix: Jinja version test warning (#13322)

The jinja version test conditional uses jinja in the condition, which is
deprecated. I have removed the assertion since ansible 2.18 has a dependency
on jinja2>=3.0.0.

playbooks/ansible_version.yml

@@ -24,10 +24,3 @@
         that: "'127.0.0.1' | ansible.utils.ipaddr == '127.0.0.1'"
       tags:
         - check
-
-    - name: "Check that jinja is not too old (install via pip)"
-      assert:
-        msg: "Your Jinja version is too old, install via pip"
-        that: "{% set test %}It works{% endset %}{{ test == 'It works' }}"
-      tags:
-        - check