Fix display of profiles in node list

- Closes #1496

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

internal/pkg/api/node/list.go

@@ -39,7 +39,7 @@ func NodeList(nodeGet *wwapiv1.GetNodeList) (nodeList wwapiv1.NodeList, err erro
 			}
 			sort.Strings(netNames)
 			nodeList.Output = append(nodeList.Output,
-				fmt.Sprintf("%s:=:%s:=:%s", n.Id(), n.Profiles, strings.Join(netNames, ", ")))
+				fmt.Sprintf("%s:=:%s:=:%s", n.Id(), strings.Join(n.Profiles, ","), strings.Join(netNames, ", ")))
 		}
 	} else if nodeGet.Type == wwapiv1.GetNodeList_Network {
 		nodeList.Output = append(nodeList.Output,