pidgin/pidgin

Only use an info message if we were unable to load the system default preferences

Testing Done:
Ran the debian-bookworm-amd64 container and verified that this fixed the unit tests failing.

Reviewed at https://reviews.imfreedom.org/r/1086/
[wrap-git]
directory=gi-docgen
url=https://gitlab.gnome.org/GNOME/gi-docgen.git
push-url=ssh://git@gitlab.gnome.org:GNOME/gi-docgen.git
revision=main
depth=1