More ansible-lint fixes

roles/matrix-nginx-proxy/tasks/ssl/setup_ssl_self_signed_obtain_for_domain.yml

@@ -13,7 +13,7 @@
 # In order to do any sort of generation (below), we need to ensure the directory exists first
 - name: Ensure SSL certificate directory exists
   ansible.builtin.file:
-    path: "{{ matrix_ssl_certificate_csr_path|dirname }}"
+    path: "{{ matrix_ssl_certificate_csr_path | dirname }}"
     state: directory
     mode: 0750
     owner: "{{ matrix_user_username }}"