deskutils/xfce4-tumbler: Update to 4.16.1

This release includes a security fix for a vulnerability
in the gstreamer plugin.

MFH: 2022Q3
Security: 75c073cc-1a1d-11ed-bea0-48ee0c739857
(cherry picked from commit 48bf8f77d54d4268e0892fd6d7f4c51f0b6b5581)