Update genFlakeOutputs args

flake.nix

@@ -5,7 +5,7 @@
   };
   outputs = { self, kernel-builder, }:
     kernel-builder.lib.genFlakeOutputs {
+      inherit self;
       path = ./.;
-      rev = self.shortRev or self.dirtyShortRev or self.lastModifiedDate;
     };
 }