[Docs] Add reo analytics (#33957)

Signed-off-by: simon-mo <simon.mo@hey.com>

docs/mkdocs/javascript/reo.js

+// Reo.Dev documentation tracking
+// https://docs.reo.dev/integrations/tracking-beacon/install-javascript-for-documentation
+!function(){var e,t,n;e="d5c4337961ef0ac",t=function(){Reo.init({clientID:"d5c4337961ef0ac"})},(n=document.createElement("script")).src="https://static.reo.dev/"+e+"/reo.js",n.defer=!0,n.onload=t,document.head.appendChild(n)}();

mkdocs.yaml

@@ -141,6 +141,7 @@ extra_css:
   - mkdocs/stylesheets/extra.css
 
 extra_javascript:
+  - mkdocs/javascript/reo.js
   - mkdocs/javascript/run_llm_widget.js
   - mkdocs/javascript/mathjax.js
   - https://unpkg.com/mathjax@3.2.2/es5/tex-mml-chtml.js