input: Write a Python function to make GET and POST requests to a given URL and check the response status.
  assert make_requests('https://example.com')==('GET success', 'POST success')
  assert make_requests('https://invalidurl.com')==('GET failed', 'POST failed')
  assert make_requests('https://example.com/fail')==('GET failed', 'POST failed')
output: def make_requests(url):
      import requests
      
      try:
          get_response = requests.get(url)
          get_status = 'GET success' if get_response.status_code == 200 else 'GET failed'
      except:
          get_status = 'GET failed'
      
      try:
          post_response = requests.post(url)
          post_status = 'POST success' if post_response.status_code == 200 else 'POST failed'
      except:
          post_status = 'POST failed'
      
      return get_status, post_status