pkgs/switch-report: eliminate group column

nix/pkgs/switch-report.nix

@@ -28,21 +28,20 @@ let
 
       `${model}` @ **${location}**
 
-      |Name|Ports|Group|Trunk|Networks|
-      |-:|-:|:-:|:-:|:-|
+      |Name|Ports|Trunk|Networks|
+      |-:|-:|:-:|:-|
       ${lib.concatMapStrings (ports:
         let
           linkName = linksByPorts.${ports};
           link = links.${linkName};
         in ''
-          |**${
+          |${
+            lib.optionalString (link.group != null)
+              "Group ${toString link.group}: "
+          }**${
             linkName
           }**|${
             ports
-          }|${
-            lib.optionalString (link.group != null) (
-              toString link.group
-            )
           }|${
             lib.optionalString link.trunk "✓"
           }|${