DCD-224: Refactor installer role to work around various quirks.

roles/installer_download/tasks/create_dirs.yml

@@ -0,0 +1,15 @@
+---
+
+- name: Create installation directories
+  file:
+    path: "{{ item }}"
+    state: directory
+    mode: 0750
+    owner: "{{ atl_product_user }}"
+    group: "{{ atl_product_user }}"
+  with_items:
+    - "{{ atl_installer_temp }}"
+    - "{{ atl_product_home }}"
+    - "{{ atl_product_installation_versioned }}"
+    - "{{ atl_product_version_cache_dir }}"
+  changed_when: false  # For Molecule idempotence check