Tumblr GDPR fix 2 (#2053)

Previous workaround was not working anymore
https://github.com/FreshRSS/FreshRSS/issues/1894
https://github.com/FreshRSS/FreshRSS/pull/1924

extensions/Tumblr-GDPR/extension.php

@@ -7,7 +7,7 @@ class TumblrGdprExtension extends Minz_Extension {
 
 	public static function curlHook($simplePie, $feed) {
 		if (preg_match('#^https?://[a-zA-Z_0-9-]+.tumblr.com/#i', $feed->url())) {
-			$simplePie->set_useragent(FRESHRSS_USERAGENT . ' like Googlebot');
+			$simplePie->set_useragent(FRESHRSS_USERAGENT . ' like Baiduspider');
 		}
 	}
 }