client: Hide tray settings on web

src/public/app/widgets/type_widgets/options/other/tray.js

@@ -1,5 +1,6 @@
 import OptionsWidget from "../options_widget.js";
 import { t } from "../../../../services/i18n.js";
+import utils from "../../../../services/utils.js";
 
 const TPL = `
 <div class="options-section">
@@ -19,6 +20,10 @@ export default class TrayOptions extends OptionsWidget {
             this.updateOption('disableTray', !this.$trayEnabled.is(":checked") ? "true" : "false"));
     }
 
+    isEnabled() {
+        return utils.isElectron();
+    }
+
     async optionsLoaded(options) {
         this.$trayEnabled.prop("checked", options.disableTray !== 'true');
     }