update wording

Signed-off-by: Simon L. <[email protected]>

reverse-proxy.md

@@ -713,7 +713,7 @@ Add the following `web.config` file to the root of the site you created as the r
 
 <summary>click here to expand</summary>
 
-It's too long to write here, so please jump to **this guide:** https://github.com/nextcloud/all-in-one/discussions/5439
+For a reverse proxy example guide for Tailscale, see this guide by @flll: https://github.com/nextcloud/all-in-one/discussions/5439
 
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