chore: update to rust 1.91 (#2981)

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## Checks
- [ ] I am happy for maintainers to push small adjustments to this PR,
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same thing

1 files changed, 1 insertions, 1 deletions

diff --git a/flake.nix b/flake.nix
index 6d503017..54f218e5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,7 +31,7 @@
                 fenix.packages.${system}.fromToolchainFile
                   {
                     file = ./rust-toolchain.toml;
-                    sha256 = "sha256-SJwZ8g0zF2WrKDVmHrVG3pD2RGoQeo24MEXnNx5FyuI=";
+                    sha256 = "sha256-2eWc3xVTKqg5wKSHGwt1XoM/kUBC6y3MWfKg74Zn+fY=";
                   };
             in
             pkgs.makeRustPlatform {