SLOTHY: set the versoin to stack-spill branch in slothy

Signed-off-by: willieyz <willie.zhao@chelpis.com>

Author: willieyz

nix/slothy/default.nix

@@ -17,12 +17,12 @@ let
 in
 stdenvNoCC.mkDerivation rec {
   pname = "slothy-cli";
-  version = "915c224166207ce07b31152194305c3b6687d09b";
+  version = "88374fb31f9ed0fc4022eb277ab180dbfeb9fd62";
   src = fetchFromGitHub {
     owner = "slothy-optimizer";
     repo = "slothy";
     rev = version;
-    sha256 = "sha256-ebZjm+nhmML/+DZF78eN1ezoxbv5Rrc5kWsh0Ycww4U=";
+    sha256 = "sha256-tbaOQNCJKeKE9uzyX9drsBOP2g50ehYNXWPGAepCqlA=";
   };
 
   nativeBuildInputs = [ pkgs.makeWrapper ];