Apply suggestion from @himeshsiriwardana

Author: himeshsiriwardana

en/asgardeo/docs/references/app-native-authentication.md

@@ -8,4 +8,4 @@
 {% include "../../../includes/references/concurrent-session-based-access-control-app-native-reference.md" %}
 {% set api_oauth2_path = "https://api.asgardeo.io/t/{organization_name}/oauth2" %}
 {% include "../../../includes/references/device-flow-app-native-reference.md" %}
-{% include "../../../../includes/references/custom-authentication-app-native-reference.md" %}
+{% include "../../../includes/references/custom-authentication-app-native-reference.md" %}