[PATCH 27/33] docs: rust: quick-start: remove Nix "unstable channel" note

[Tamir Duberstein]

On Wed, 01 Apr 2026 13:45:34 +0200, Miguel Ojeda <ojeda at kernel.org> wrote:
> Nix does not need the "unstable channel" note, since its packages are
> recent enough even in the stable channel [1][2].
> 
> Thus remove it to simplify the documentation.

Reviewed-by: Tamir Duberstein <tamird at kernel.org>

-- 
Tamir Duberstein <tamird at kernel.org>