Also fixes the Go toolchain SRI hash from a7f05c6bb0,
it turns out I initialized the file with an SRI hash for an older
toolchain version, and because of the unique way fixed-output derivations
work in nix, nix didn't tell me about the mismatch because it just
cache-hit on the older toolchain and moved on. Sigh.
Updates #6845.
Signed-off-by: David Anderson <danderson@tailscale.com>
With this, you can import "github:tailscale/tailscale" as a nix flake,
and get access to the "tailscale-unstable" package.
Updates #6845.
Signed-off-by: David Anderson <dave@natulte.net>