fix: propagate host platform to levitated systems

Signed-off-by: Raito Bezarius <masterancpp@gmail.com>

pkgs/levitate/default.nix

@@ -2,6 +2,7 @@
   writeScriptBin
 , writeScript
 , systemconfig
+, stdenv
 , execline
 , lib
 , config ? {}
@@ -64,6 +65,10 @@ let
           ../../modules/misc/assertions.nix
           ../../modules/nixpkgs.nix
           base
+          {
+            # Inherit from that target system host platform.
+            nixpkgs.hostPlatform = stdenv.hostPlatform;
+          }
           ({ ... } : paramConfig)
           ../../modules/s6
         ];