Replace most import_tasks calls with include_tasks for improved performance

roles/custom/matrix-jitsi/tasks/setup_jitsi_base.yml

@@ -4,10 +4,6 @@
     name: custom/matrix-base
     tasks_from: ensure_openssl_installed
 
-#
-# Tasks related to setting up jitsi
-#
-
 - name: Ensure Matrix jitsi base path exists
   ansible.builtin.file:
     path: "{{ item.path }}"
@@ -17,8 +13,4 @@
     group: "{{ matrix_user_groupname }}"
   with_items:
     - {path: "{{ matrix_jitsi_base_path }}", when: true}
-  when: matrix_jitsi_enabled | bool and item.when
-
-#
-# Tasks related to getting rid of jitsi (if it was previously enabled)
-#
+  when: item.when | bool