update docs for local config presets (#7428)

docs/usage/config-presets.md

@@ -168,7 +168,7 @@ To host your preset config on GitLab:
 
 ## Local presets
 
-Renovate also supports local presets, i.e. presets that are hosted on the same platform as the target repository. This is especially helpful in self-hosted scenarios where public presets cannot be used. Local presets are only supported on GitHub and GitLab. Local presets are specified either by leaving out any prefix, e.g. `owner/name`, or explicitly by adding a `local>` prefix, e.g. `local>owner/name`. Renovate will determine the current platform and look up the preset from there.
+Renovate also supports local presets, i.e. presets that are hosted on the same platform as the target repository. This is especially helpful in self-hosted scenarios where public presets cannot be used. Local presets are only supported on GitHub, GitLab and Bitbucket Server. Local presets are specified either by leaving out any prefix, e.g. `owner/name`, or explicitly by adding a `local>` prefix, e.g. `local>owner/name`. Renovate will determine the current platform and look up the preset from there.
 
 ## Presets and Private Modules