Move test_replace under metadata (#2566)

CVS-157823

test_replace was added in an incorrect section, it should be inside
metadata

Author: aleksandr-mokrov

notebooks/jax-to-openvino/jax-classification-to-openvino.ipynb

@@ -292,10 +292,11 @@
    "cell_type": "code",
    "execution_count": 29,
    "id": "39b8e0f4-9c51-4e61-bc3f-fcd7c016b217",
-   "metadata": {},
-   "test_replace": {
-     "image_path = download_file(f\"https://picsum.photos/{resolution}\", filename=\"picsum.jpg\")\n": "image_path = download_file(\"https://github.com/user-attachments/assets/18f0b8cd-7fb1-42a0-a3d7-9091bfbae65b\")"
-    },
+   "metadata": {
+    "test_replace": {
+     "image_path = download_file(f\"https://picsum.photos/{resolution}\", filename=\"picsum.jpg\")\n": "image_path = download_file(\"https://github.com/user-attachments/assets/18f0b8cd-7fb1-42a0-a3d7-9091bfbae65b\")\n"
+    }
+   },
    "outputs": [
     {
      "data": {