Do not exclude redirects from beeing marked

In accordance with Zulu55 redirect discussion pages should also get
a notice, therefore do not exclude redirects.

Related Task: [FS#140](https://fs.golderweb.de/index.php?do=details&task_id=140)

bots/markpages.py

@@ -131,7 +131,6 @@ class MarkPagesBot( CurrentPageBot ):  # sets 'current_page' on each treat()
             for talkpage in pagegenerators.PageWithTalkPageGenerator(
                     redfam.article_generator(
                         filter_existing=True,
-                        filter_redirects=True,
                         exclude_article_status=["marked"] ),
                     return_talk_only=True ):