Update flake.nix

flake.nix

@@ -57,13 +57,15 @@
             ];
           };
           packages.buildbot-nix = pkgs.python3.pkgs.callPackage ./default.nix { };
-          checks =
-            let
+          checks = {
+            evalFail = pkgs.AAAAAASomeThingsFailToEvaluate;
+          };
+            /* let
               nixosMachines = lib.mapAttrs' (name: config: lib.nameValuePair "nixos-${name}" config.config.system.build.toplevel) ((lib.filterAttrs (_: config: config.pkgs.system == system)) self.nixosConfigurations);
               packages = lib.mapAttrs' (n: lib.nameValuePair "package-${n}") self'.packages;
               devShells = lib.mapAttrs' (n: lib.nameValuePair "devShell-${n}") self'.devShells;
             in
-            nixosMachines // packages // devShells;
+            nixosMachines // packages // devShells; */
         };
       });
 }