feat: warning on app split tunneling for windows (#1880)

client/ui/qml/Pages2/PageSettingsAppSplitTunneling.qml

@@ -145,6 +145,18 @@ PageType {
                 }
             }
         }
+
+        WarningType {
+            Layout.fillWidth: true
+            Layout.topMargin: 8
+            Layout.leftMargin: 16
+            Layout.rightMargin: 16
+
+            textString: qsTr("Only \"Apps from the list should not have access via VPN\" mode is available on Windows")
+            iconPath: "qrc:/images/controls/alert-circle.svg"
+
+            enabled: (Qt.platform.os === "windows") && root.pageEnabled
+        }
     }
 
     ListViewType {