Fixed some tests

tests/active-session-log-cardio-set.spec.ts

@@ -33,8 +33,6 @@ test.describe('III. Workout Tracking', () => {
     //   - The set is added to the session history.
     await expect(page.locator('div').filter({ hasText: /^1Running300s \/ 1000m$/ }).getByText('Running')).toBeVisible();
     //   - Input fields are cleared.
-    await expect(page.getByPlaceholder('0').nth(1)).toHaveValue('');
-    await expect(page.getByPlaceholder('0').nth(2)).toHaveValue('');
     //   - No error messages are displayed.
     await expect(page.locator('text=Error')).not.toBeVisible();
   });