disable automatic store optimizations where dedup is enabled

config/nix.nix

@@ -8,7 +8,6 @@
       sandbox = true;
       trusted-users = [ "@wheel" ];
       require-sigs = true;
-      auto-optimise-store = true;
       builders-use-substitutes = true;
       substituters = [
         "https://f000.backblazeb2.com/file/cache-chir-rs/"
@@ -27,10 +26,6 @@
       dates = "weekly";
       options = "--delete-older-than 7d";
     };
-    optimise = {
-      automatic = true;
-      dates = [ "weekly" ];
-    };
     buildMachines = [
       #{
       #  hostName = "build-nas";

config/nixos-8gb-fsn1-1.nix

@@ -218,4 +218,5 @@
     "gccarch-skylake"
     "ca-derivations"
   ];
+  nix.settings.auto-optimise-store = true;
 }