WebDAV - use file/folder name for dav:displayname
WebDAV - use file/folder name for dav:displayname

Signed-off-by: Dariusz Olszewski <90bc72a1893f6964ba4286615379cfc34faf6075@users.noreply.github.com>

nextcloud/server,nextcloud/server,nextcloud/server,nextcloud/server