rephrase the reference introduced by @emmapeel in !12

The colon there looked weird, and the phrasing wasn't ideal. I reused
the title of the other document as well.

service/support.md

@@ -68,9 +68,8 @@ In places where there is heavy censorship we have a number of censorship circumv
 For more information, please see the <a href="https://tb-manual.torproject.org/en-US/">Tor Browser User Manual</a> section on <a href="https://tb-manual.torproject.org/en-US/circumvention.html">censorship</a>.
 ```
 
-When creating a document:
-
-Please read the [documentation about writing on the websites](https://gitlab.torproject.org/tpo/web/tpo/-/wikis/Writing-the-content)
+When creating a document refer to the [Writing content guide from the
+web team](https://gitlab.torproject.org/tpo/web/tpo/-/wikis/Writing-the-content).
 
 Then you can make changes to the contents.lr files, and then