add new guide

Author: jyaistMap

guide/02-api-overview/release_notes_241.ipynb

@@ -29,7 +29,10 @@
     "### [Guides](../)\n",
     "* [What's New in 2.4.1](../guide/overview241)\n",
     "* [Deprecation Notices 2.4.1](../guide/deprecation-notices)\n",
-    "* \n",
+    "* [Deep Learning](../guide)\n",
+    "  * [2D Computer Vision](../guide)\n",
+    "    * [Object Detection](../guide)\n",
+    "      * [RT-DETRv2 Object Detector](../guide/rt-detrv2-object-detector)   \n",
     "     \n",
     "### [Samples](/python/latest/samples/)\n",
     "* [Deep Learning](/python/latest/samples)\n",