gdbus-codegen: upgraded package to upstream

Upgraded dev-util/gdbus-codegen to version 2.66.4 on amd64

BUG=chromium:1160224,chromium:1160225
TEST=./update_chroot

Change-Id: I5981959b9f648e024f0c602b75fff3c2a290ac43
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2599391
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Commit-Queue: Allen Webb <allenwebb@google.com>
Tested-by: Allen Webb <allenwebb@google.com>
4 files changed