packages with >= 500 Darwin rebuilds and < 500 Linux rebuilds are opened against master

[zowoq]

Need to update outpaths so >= 500 on darwin or linux gets sent to staging.

nixpkgs PRs

Probably want to make use of new nixpkgs parallel CI eval for this.

nixpkgs-update/src/Outpaths.hs

Lines 38 to 44 in 7f08959

	# Compromise: accuracy vs. resources needed for evaluation.
	# we only evaluate one architecture per OS as we most likely catch all
	# mass-rebuilds this way.
	{
	supportedSystems = [
	"x86_64-linux"
	];