ipauser playbooks: Add names for tasks

ansible-lint does not like to have tasks without names. The comments have
been adapted and transformed into name tags.

playbooks/user/delete-preserve-user.yml

@@ -0,0 +1,12 @@
+---
+- name: Playbook to handle users
+  hosts: ipaserver
+  become: true
+
+  tasks:
+  - name: Delete and preserve user pinky
+    ipauser:
+      ipaadmin_password: MyPassword123
+      name: pinky
+      preserve: yes
+      state: disabled