input: Write a python function to save the HTML content of a webpage to a local file using requests and BeautifulSoup.
  assert save_webpage_html('https://en.wikipedia.org/wiki/Web_scraping', 'output.html')==True
  assert save_webpage_html('https://www.python.org/', 'python_org.html')==True
  assert save_webpage_html('https://httpbin.org/html', 'httpbin.html')==True
output: def save_webpage_html(url, filename):
      import requests
      from bs4 import BeautifulSoup
  
      try:
          response = requests.get(url)
          response.raise_for_status()  # Raise HTTPError for bad responses
  
          soup = BeautifulSoup(response.text, 'html.parser')
          html_content = soup.prettify()
  
          with open(filename, 'w', encoding='utf-8') as file:
              file.write(html_content)
  
          return True
      except Exception as e:
          return False