chore: remove nix-github-actions dependency

Author: jfroche

flake.lock

@@ -14,8 +14,6 @@
     git-hooks.url = "github:cachix/git-hooks.nix";
     git-hooks.inputs.nixpkgs.follows = "nixpkgs";
     nixpkgs-go124.url = "github:Nixos/nixpkgs/d2ac4dfa61fba987a84a0a81555da57ae0b9a2b0";
-    nix-github-actions.url = "github:nix-community/nix-github-actions";
-    nix-github-actions.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   outputs =
@@ -38,7 +36,6 @@
         nix/nixpkgs.nix
         nix/packages
         nix/overlays
-        nix/github-actions.nix
       ];
     });
 }