Remove automatic setting of default container

Since grub support no longer depends on a default container, no longer
automatically set default container on import.

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

CHANGELOG.md

@@ -126,17 +126,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Don't panic on malformed passwd #527
 - Update iPXE building script
 - Send Info, Recv, Send, and Out messages to stdout; and others to stderr
-
-- first container imported container is added to the default profile
 - grub in combination can now be set as boot method with `warewulf.grubboot: true` in 
   `warewulf.conf`. For unknown nodes `grub.efi` and `shim.efi` will be extracted from
   the host running warewulf. If node has container it will get these binaries from the
   container image.
-
 - Added support for booting nodes with grub. Enable this behavior using 
   warewulf.grubboot: true in warewulf.conf. For unknown nodes, grub.efi 
   and shim.efi are extracted from the Warewulf host. If the booted node 
   has a container these binaries are extracted from the container image.
+
 ## [4.4.0] 2023-01-18
 
 ### Added

internal/app/wwctl/container/imprt/main.go

@@ -1,8 +1,6 @@
 package imprt
 
 import (
-	"github.com/hpcng/warewulf/internal/pkg/container"
-
 	apicontainer "github.com/hpcng/warewulf/internal/pkg/api/container"
 	"github.com/hpcng/warewulf/internal/pkg/api/routes/wwapiv1"
 	"github.com/spf13/cobra"
@@ -15,9 +13,6 @@ func CobraRunE(cmd *cobra.Command, args []string) (err error) {
 	if len(args) == 2 {
 		name = args[1]
 	}
-	if list, _ := container.ListSources(); len(list) == 0 {
-		SetDefault = true
-	}
 
 	cip := &wwapiv1.ContainerImportParameter{
 		Source:   args[0],