Fix engine to don't write architecture in values.yaml if no one provided.

Signed-off-by: Tom Chauveau <tom.chauveau@epitech.eu>

cmd/dagger/cmd/compute.go

@@ -10,6 +10,7 @@ import (
 
 	"cuelang.org/go/cue"
 	"github.com/containerd/containerd/platforms"
+	specs "github.com/opencontainers/image-spec/specs-go/v1"
 	"go.dagger.io/dagger/cmd/dagger/cmd/common"
 	"go.dagger.io/dagger/cmd/dagger/logger"
 	"go.dagger.io/dagger/compiler"
@@ -43,7 +44,7 @@ var computeCmd = &cobra.Command{
 
 		st := &state.State{
 			Name:         "FIXME",
-			Architecture: platforms.Format(platforms.DefaultSpec()),
+			Architecture: platforms.Format(specs.Platform{OS: "linux", Architecture: "amd64"}),
 			Path:         args[0],
 			Plan: state.Plan{
 				Module: args[0],