feat(sistent): add IconButton to SistentNavigation

Signed-off-by: Naik Mubashir <naikmubashir095@gmail.com>

Author: naikmubashir

src/components/SistentNavigation/content.js

@@ -114,4 +114,9 @@ export const content = [
   { id: 80, link: "/projects/sistent/components/tooltip", text: "Tooltip" },
   { id: 81, link: "/projects/sistent/components/tooltip/guidance", text: "Tooltip" },
   { id: 82, link: "/projects/sistent/components/tooltip/code", text: "Tooltip" },
+
+  { id: 83, link: "/projects/sistent/components/iconbutton", text: "IconButton" },
+  { id: 84, link: "/projects/sistent/components/iconbutton/guidance", text: "IconButton" },
+  { id: 85, link: "/projects/sistent/components/iconbutton/code", text: "IconButton" },
+
 ];