community/uriparser: security upgrade to 0.9.6
fixes CVE-2021-46141 and CVE-2021-46142, see: https://github.com/uriparser/uriparser/blob/uriparser-0.9.6/ChangeLog
fixes CVE-2021-46141 and CVE-2021-46142, see: https://github.com/uriparser/uriparser/blob/uriparser-0.9.6/ChangeLog