hpack 0.37.0

Only display out-of-date packages.

9 Reverse deps	Accepted versions
axel	>=0
cabal2nix	>=0.29.6
extensioneer	>=0
hpack-dhall	>=0.35 && <0.36
hsmodetweaks	>=0.25
nix-tools	>=0
pantry	>=0.35.3
pantry-tmp	>=0.31.2 && <0.32
stack2cabal	==0.34.5