handling custom path with non-existent subdirs

Addresses part of issue #6 (closed)

tasks/funkwhale.yml

 ---
 
+- name: Ensure home folder can be created
+  become: true
+  file:
+    path: "{{ funkwhale_install_path | dirname }}"
+    state: directory
+
 - name: "Create funkwhale user"
   become: true
   user: