In some setups, this would cause missing Gio modules that cause e.g.
Nautilus to not be able to view the XDG trash, and potentially other
issues.
Fixes: ec8205c3 ("dconf: set env var")
Fixes: #7143
(cherry picked from commit d3a3aee558)
Signed-off-by: Austin Horstman <khaneliman12@gmail.com>
Co-authored-by: Thomas Mühlbacher <tmuehlbacher@posteo.net>