[Toolkit][Shadcn] Add docs page for input-otp

Author: Amoifr

templates/toolkit/docs/shadcn/input-otp.md.twig

@@ -0,0 +1,9 @@
+{% extends 'toolkit/docs/_base_component.md.twig' %}
+
+{% block demo %}
+{{ toolkit_code_demo(kit_id.value, component.name) }}
+{% endblock %}
+
+{% block usage %}
+{{ toolkit_code_usage(kit_id.value, component.name) }}
+{% endblock %}