fix(ops/nixery): switch nixery.dev to stable nixpkgs channel r/6517

The current unstable has a bunch of breakage which people have been
reporting, lets move the public instance to the stable channel until
that is sorted out.

Example breakage: https://github.com/tazjin/nixery/issues/159

Change-Id: Id5eb11ebd235928b85c01c178c32da3badea517f
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9126
Autosubmit: tazjin <tazjin@tvl.su>
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI

0 files changed, 0 insertions, 0 deletions