Show 'Verify this device' toast even if there are no encrypted rooms yet (#32891)

* Show 'Verify this device' toast even if there are no encrypted rooms yet

* Close verify toast in more tests

apps/web/playwright/e2e/settings/appearance-user-settings-tab/theme-choice-panel.spec.ts

@@ -17,6 +17,8 @@ test.describe("Appearance user settings tab", () => {
         test.beforeEach(async ({ app, user, util }) => {
             // Disable the default theme for consistency in case ThemeWatcher automatically chooses it
             await util.disableSystemTheme();
+            await app.closeVerifyToast();
+
             await util.openAppearanceTab();
         });
 
@@ -102,6 +104,7 @@ test.describe("Appearance user settings tab", () => {
                     await expect(page).toMatchScreenshot("window-custom-theme.png");
 
                     await page.reload();
+                    await app.closeVerifyToast();
 
                     await util.openAppearanceTab();
                     // Assert that the custom theme is still selected after reloading the page