fix: rename files to .yaml

tasks/verify_vars.yaml

@@ -0,0 +1,8 @@
+---
+
+# - name: Verify if not user and group exists for each entry
+#   ansible.builtin.assert:
+#     that:
+#     - (item.user is defined and item.group is not defined) or
+#       (item.user is not defined and item.group is defined)
+#   with_items: "{{ sudo_users_sudoers }}"