Don't INSERT in update_rssitem_unread_and_enqueued
Don't INSERT in update_rssitem_unread_and_enqueued

I don't see a way that an item passed to this method isn't already in
the database, so I'm dropping the code.

Tests pass, cursory manual testing shows no problems (tried locally and
with Newsblur.)

This is scary. I wish Andreas was here to answer my questions.

der-lyse/newsboat,newsboat/newsboat,newsboat/newsboat,newsboat/newsboat,x4121/newsbeuter,newsboat/newsboat,der-lyse/newsboat,x4121/newsbeuter,der-lyse/newsboat,x4121/newsbeuter,der-lyse/newsboat,der-lyse/newsboat,x4121/newsbeuter,newsboat/newsboat,der-lyse/newsboat,newsboat/newsboat,der-lyse/newsboat,newsboat/newsboat,der-lyse/newsboat,newsboat/newsboat