[kubectl/pkg/cmd/rollout]: fix typo & tidy imports

Signed-off-by: Zhou Peng <[email protected]>

Author: Zhou Peng

staging/src/k8s.io/kubectl/pkg/cmd/rollout/rollout.go

@@ -19,6 +19,7 @@ package rollout
 import (
 	"github.com/lithammer/dedent"
 	"github.com/spf13/cobra"
+
 	"k8s.io/cli-runtime/pkg/genericclioptions"
 	cmdutil "k8s.io/kubectl/pkg/cmd/util"
 	"k8s.io/kubectl/pkg/util/i18n"

staging/src/k8s.io/kubectl/pkg/cmd/rollout/rollout_undo.go

@@ -20,12 +20,12 @@ import (
 	"fmt"
 
 	"github.com/spf13/cobra"
-	"k8s.io/kubectl/pkg/polymorphichelpers"
 
 	"k8s.io/cli-runtime/pkg/genericclioptions"
 	"k8s.io/cli-runtime/pkg/printers"
 	"k8s.io/cli-runtime/pkg/resource"
 	cmdutil "k8s.io/kubectl/pkg/cmd/util"
+	"k8s.io/kubectl/pkg/polymorphichelpers"
 	"k8s.io/kubectl/pkg/scheme"
 	"k8s.io/kubectl/pkg/util/i18n"
 	"k8s.io/kubectl/pkg/util/templates"
@@ -102,7 +102,7 @@ func NewCmdRolloutUndo(f cmdutil.Factory, streams genericclioptions.IOStreams) *
 	return cmd
 }
 
-// Complete completes al the required options
+// Complete completes all the required options
 func (o *UndoOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
 	o.Resources = args
 	var err error