k8s: rename timeout opt and move it out of deployment manifest

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

driver/kubernetes/manifest/manifest.go

@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"path"
 	"strings"
-	"time"
 
 	"github.com/docker/buildx/util/platformutil"
 	v1 "github.com/opencontainers/image-spec/specs-go/v1"
@@ -16,13 +15,12 @@ import (
 )
 
 type DeploymentOpt struct {
-	Namespace           string
-	Name                string
-	Image               string
-	Replicas            int
-	ProvisioningTimeout time.Duration
-	ServiceAccountName  string
-	SchedulerName       string
+	Namespace          string
+	Name               string
+	Image              string
+	Replicas           int
+	ServiceAccountName string
+	SchedulerName      string
 
 	// Qemu
 	Qemu struct {