fix: hiding window menu should work on startup (#21436)

* fix: menu visibility should not be overwritten on startup

* fix: removing menu for window without global menubar

* test: setMenu tests are not for mac

spec-main/fixtures/api/test-menu-visibility/main.js

@@ -0,0 +1,17 @@
+const { app, BrowserWindow } = require('electron')
+
+let win
+app.on('ready', function () {
+  win = new BrowserWindow({})
+  win.loadURL('about:blank')
+  win.setMenuBarVisibility(false)
+
+  setTimeout(() => {
+    if (win.isMenuBarVisible()) {
+      console.log('Window has a menu')
+    } else {
+      console.log('Window has no menu')
+    }
+    app.quit()
+  })
+})