Use first found - Skipping if file not found

tasks/main.yml

@@ -1,2 +1,8 @@
 ---
-- include: "{{ ansible_os_family }}.yml"
+- name: Include tasks only if one of the files exist, otherwise skip the task
+  include_tasks:
+    file: "{{ item }}"
+  with_first_found:
+    files:
+     - "{{ ansible_os_family }}.yml"
+    skip: True