flake.{nix,lock}: update Nix derivations

Author: rv-auditor

flake.lock

@@ -15,7 +15,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     haskell-backend.follows = "k-framework/haskell-backend";
-    uv2nix.url = "github:pyproject-nix/uv2nix/b6ed0901aec29583532abe65117b18d86a49b617";
+    uv2nix.url = "github:pyproject-nix/uv2nix/c8cf711802cb00b2e05d5c54d3486fce7bfc8f7c";
     # uv2nix requires a newer version of nixpkgs
     # therefore, we pin uv2nix specifically to a newer version of nixpkgs
     # until we replaced our stale version of nixpkgs with an upstream one as well