Merge pull request #14176 from nextcloud/backport/14110/stable33

[stable33] docs: add creationdate to supported DAV properties table

Author: skjnldsv

developer_manual/client_apis/WebDAV/search.rst

@@ -65,6 +65,8 @@ not all properties can be used for each operation.
 +----------------------------------------------+------------------------------------+------------+------------+----------+----------+
 | {DAV:}getlastmodified                        | Modified date                      | ✓          | ✓          | ✓        | Datetime |
 +----------------------------------------------+------------------------------------+------------+------------+----------+----------+
+| {DAV:}creationdate                           | Creation date                      | ✓          | ✓          | ✓        | Datetime |
++----------------------------------------------+------------------------------------+------------+------------+----------+----------+
 | {http://nextcloud.org/ns}upload_time         | Upload date                        | ✓          | ✓          | ✓        | Datetime |
 +----------------------------------------------+------------------------------------+------------+------------+----------+----------+
 | {http://nextcloud.org/ns}last_activity       | Latest of upload and modified date | ✓          |❌          | ✓        | Datetime |