Fix double quotes

yt_dlp/extractor/facebook.py

@@ -395,7 +395,7 @@ class FacebookIE(InfoExtractor):
         try:
             login_results = self._download_webpage(request, None,
                                                    note='Logging in', errnote='unable to fetch login page')
-            if self._html_search_regex(r'(Your Request Couldn.+? be Processed)', login_results, "request error", default=None) is not None:
+            if self._html_search_regex(r'(Your Request Couldn.+? be Processed)', login_results, 'request error', default=None) is not None:
                 raise ExtractorError('Failed to perform login request.')
 
             if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
@@ -439,6 +439,8 @@ class FacebookIE(InfoExtractor):
         if (self.get_param('username') and self.get_param('password')) or self.get_param('cookiefile'):
             if 'We\'ve suspended your account' in webpage:
                 raise ExtractorError('Login account is suspended.', expected=True)
+            if 'send a code to confirm the mobile number you give us' in webpage:
+                raise ExtractorError('Mobile number checkpoint for logged in user.', expected=True)
 
             userinfo = get_first(sjs_data, (
                 'require', ..., ..., ..., '__bbox', 'define',