update wiki documentation (#24683)

Author: MayaBerd

docs/system-admin-guide/wikis/README.md

@@ -21,9 +21,6 @@ Wiki providers are configured globally and are available to all projects. Each p
 
 The **Internal wiki** setting enables the built-in OpenProject wiki as a **wiki provider** for the wiki integration used in work packages.
 
-> [!NOTE]
-> As of OpenProject 17.6, this setting **does not affect the regular OpenProject Wiki module**. Projects can continue to use their project wiki as usual when the **Wiki** module is enabled under **Project settings → Modules**. This WILL CHANGE in the upcoming releases. We therefore advise to only disable the internal provider, if you are not planning to use internal wikis at all.
-
 When the internal wiki provider is enabled:
 
 - The OpenProject wiki is available as a wiki provider when linking to or creating wiki pages from a work package.