simplify creation of cache directory, no handler is needed

Author: tknerr

roles/cache/handlers/main.yml

@@ -9,5 +9,8 @@
       d {{ download_cache_dir }} 1777 root root -
     dest: /etc/tmpfiles.d/downloads.conf
     mode: 0644
-  notify:
-    - create-systemd-tmpfiles
+
+- name: Ensure {{ download_cache_dir }} is created
+  command:
+    cmd: systemd-tmpfiles --create
+    creates: "{{ download_cache_dir }}"