more details on tmp upload dir

Co-authored-by: Oliver Bertuch <[email protected]>

doc/release-notes/5.13-release-notes.md

@@ -94,7 +94,7 @@ A bug introduced in 5.12 was preventing the Dataverse OAI server from serving in
 
 Changes and fixes in this release not already mentioned above include:
 
-- Administrators can configure an alternative storage location of generated temporary files. (PR #8983)
+- Administrators can configure an alternative storage location where files uploaded via the UI are temporarily stored during the transfer from client to server. (PR #8983, See also [Configuration Guide](http://guides.dataverse.org/en/5.13/installation/config.html#temporary-upload-file-storage))
 - To improve performance, Dataverse estimates download counts. This release includes an update that makes the estimate more accurate. (PR #8972)
 - Direct upload and out-of-band uploads can now be used to replace multiple files with one API call (complementing the prior ability to add multiple new files). (PR #9018)
 - A persistent identifier, [CSRT](https://www.cstr.cn/search/specification/), is added to the Related Publication field's ID Type child field. For datasets published with CSRT IDs, Dataverse will also include them in the datasets' Schema.org metadata exports. (Issue #8838)