Included changes:
* targeted primary NixOS channel back at `nixos-unstable`
* //3p/chicago95: disable new broken symlink check
* //tvix: omit unnecessary lifetime clippy recommends
* //users/sterni/blipqn: wait a bit for data to arrive in test so it
succeeds under load.
* //fun/paroxysm: force pkg-config flag of pq-sys by adding a bogus
dependency on it. Otherwise, pq-sys will try to use pg_config
which does not work correctly in pkgs.libpq at the moment.
* //users/flokli/keyboards/dilemma: disable temporarily
Change-Id: I6d53bd7bca6886f3457e1f41505e97314f4cd191
Reviewed-on: https://cl.tvl.fyi/c/depot/+/13119
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>
Autosubmit: tazjin <tazjin@tvl.su>
Reviewed-by: aspen <root@gws.fyi>
Reviewed-by: sterni <sternenseemann@systemli.org>