refactor to comply with current ansible-lint and sanity guidelines

Signed-off-by: Adam Miller <admiller@redhat.com>

tests/integration/targets/authorized_key/tasks/check_mode.yml

@@ -1,34 +1,37 @@
+---
 # -------------------------------------------------------------
 # check mode
 
 - name: CHECK MODE | copy an existing file in place with comments
-  copy:
+  ansible.builtin.copy:
     src: existing_authorized_keys
     dest: "{{ output_dir | expanduser }}/authorized_keys"
+    mode: "0600"
 
 - name: CHECK MODE | add key in check mode to validate return codes
-  authorized_key:
+  ansible.posix.authorized_key:
     user: root
     key: "{{ multiple_key_different_order_2 }}"
     state: present
     path: "{{ output_dir | expanduser }}/authorized_keys"
-  check_mode: True
+  check_mode: true
   register: result
 
 - name: CHECK MODE | assert that authorized_keys return values are consistent
-  assert:
+  ansible.builtin.assert:
     that:
-      - 'result.changed == True'
+      - result.changed == True
       - '"user" in result'
       - '"key" in result'
 
 - name: CHECK MODE | recopy authorized_keys to ensure it was not changed
-  copy:
+  ansible.builtin.copy:
     src: existing_authorized_keys
     dest: "{{ output_dir | expanduser }}/authorized_keys"
+    mode: "0600"
   register: result
 
 - name: CHECK MODE | assert that the authorized_keys file was not changed
-  assert:
+  ansible.builtin.assert:
     that:
-      - 'result.changed == False'
+      - result.changed == False