refacto: rename html and rs templates dirs to old_*

crates/app/old_templates/layout/nav/profile-menu-items.html

@@ -0,0 +1,11 @@
+{% for item in items %}
+  <a
+    href="#{{ item.id }}"
+    class="{{ Self::get_classes(self, item.current) }}"
+    role="menuitem"
+    tabindex="-1"
+    id="{{ item.id }}"
+  >
+    {{ item.label }}
+  </a>
+{% endfor %}