Remove package in flake.nix as we don't provide any

flake.nix

@@ -1,30 +1,8 @@
 {
   description = "Poetry2nix flake";
 
-  outputs = { self, nixpkgs }:
-    let
-      # TODO: There must be a better way to provide arch-agnostic flakes..
-      systems = [ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" ];
-      forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
-      # Memoize nixpkgs for different platforms for efficiency.
-      nixpkgsFor = forAllSystems (
-        system:
-        import nixpkgs {
-          inherit system;
-          overlays = [ self.overlay ];
-        }
-      );
-    in
+  outputs = { self }:
     {
-
       overlay = import ./overlay.nix;
-
-      # TODO: I feel like `packages` is the wrong place for the poetry2nix attr
-      packages = forAllSystems (
-        system: {
-          inherit (nixpkgsFor.${system}) poetry poetry2nix;
-        }
-      );
-
     };
 }