add back run on anyscale button (#53688)

Adding back "Run on Anyscale" button after a Anyscale PR was merged to
show the button on Ray docs but not Anyscale template previews

Signed-off-by: Chris Zhang <chris@anyscale.com>

Author: chris-ray-zhang

doc/source/ray-overview/examples/entity-recognition-with-llms/README.ipynb

@@ -6,6 +6,10 @@
    "source": [
     "# Entity Recognition with LLMs\n",
     "\n",
+    "<a href=\"https://console.anyscale.com/register/ha?render_flow=ray&utm_source=ray_docs&utm_medium=docs&utm_campaign=entity-recognition-with-llms&redirectTo=/v2/template-preview/entity-recognition-with-llms\\\">\n",
+    "<img src=\"https://raw.githubusercontent.com/ray-project/ray/c34b74c22a9390aa89baf80815ede59397786d2e/doc/source/_static/img/run-on-anyscale.svg\" alt=\\\"Run on Anyscale\\\">\n",
+    "</a>\n",
+    "<br></br>\n",
     "<div align=\"left\">\n",
     "<a href=\"https://github.com/anyscale/e2e-llm-workflows\" role=\"button\"><img src=\"https://img.shields.io/static/v1?label=&amp;message=View%20On%20GitHub&amp;color=586069&amp;logo=github&amp;labelColor=2f363d\"></a>&nbsp;\n",
     "</div>"