Bug#1040988: fixed in picom 10.2-2

[Vincent Bernat]

On Tue, 26 Dec 2023 16:19:12 +0000 Debian FTP Masters 
<ftpmas...@ftp-master.debian.org> wrote:

   * Fix infinite loop with GNOME (Closes: #1040988)

Upstream also added: 
https://github.com/yshui/picom/commit/7366553be2b825495c5b1e09be09d0fabde4b9b4

Otherwise, picom won't start at the beginning of a session (no windows yet).