[fix] handle /sorry redirects

searx/engines/google.py

 # @parse       url, title, content, suggestion
 
 import re
+from flask_babel import gettext
 from lxml import html, etree
 from searx.engines.xpath import extract_text, extract_url
 from searx import logger
     if resp_url.netloc == 'sorry.google.com' or resp_url.path == '/sorry/IndexRedirect':
         raise RuntimeWarning('sorry.google.com')
 
+    if resp_url.path.startswith('/sorry'):
+        raise RuntimeWarning(gettext('CAPTCHA required'))
+
     # which hostname ?
     google_hostname = resp.search_params.get('google_hostname')
     google_url = "https://" + google_hostname