Removing Un-conformant attribute

Author: ratgr

examples/energy-management-app/energy-management-common/energy-management-app.matter

@@ -2700,7 +2700,6 @@ endpoint 0 {
     ram      attribute lastNetworkingStatus;
     ram      attribute lastNetworkID;
     ram      attribute lastConnectErrorValue;
-    callback attribute supportedWiFiBands;
     callback attribute generatedCommandList;
     callback attribute acceptedCommandList;
     callback attribute attributeList;

examples/energy-management-app/energy-management-common/energy-management-app.zap

@@ -1605,22 +1605,6 @@
               "maxInterval": 65534,
               "reportableChange": 0
             },
-            {
-              "name": "SupportedWiFiBands",
-              "code": 8,
-              "mfgCode": null,
-              "side": "server",
-              "type": "array",
-              "included": 1,
-              "storageOption": "External",
-              "singleton": 0,
-              "bounded": 0,
-              "defaultValue": null,
-              "reportable": 1,
-              "minInterval": 1,
-              "maxInterval": 65534,
-              "reportableChange": 0
-            },
             {
               "name": "GeneratedCommandList",
               "code": 65528,