clkinfostopw: remove unused setting code

apps/clkinfostopw/settings.ts

@@ -1,36 +0,0 @@
-const enum StopWatchFormat {
-  HMS,
-  Colon,
-}
-type StopWatchSettings = {
-  format: StopWatchFormat,
-};
-
-(back => {
-  const SETTINGS_FILE = "clkinfostopw.setting.json";
-
-  const storage = require("Storage");
-  const settings: StopWatchSettings = Object.assign(
-    { format: StopWatchFormat.HMS },
-    storage.readJSON(SETTINGS_FILE, true),
-  );
-
-  const save = () => {
-    storage.writeJSON(SETTINGS_FILE, settings)
-  };
-
-  E.showMenu({
-    "": { "title": "stopwatch" },
-    "< Back": back,
-    "Format": {
-      value: settings.format,
-      min: StopWatchFormat.HMS,
-      max: StopWatchFormat.Colon,
-      format: v => v === StopWatchFormat.HMS ? "12m34s" : "12:34",
-      onchange: v => {
-        settings.format = v;
-        save();
-      },
-    },
-  });
-}) satisfies SettingsFunc