bug#46033: up arrow in query replace should not step into the prompt

[Eli Zaretskii]

> Date: Fri, 22 Jan 2021 13:21:50 +0000
> From: laszlomail--- via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> Up/down arrow is useful in the replace prompt, because sometimes
> the replace text is long and spans multiple lines, so up/down is
> handy to navigate it.
> 
> Up arrow can also retrieve previous history lines when you are
> already at the top line of the replacement.
> 
> However, if there is a multiline replacement default in the
> prompt then up arrow steps into the prompt first and only further
> presses retrieve history:
> 
> https://i.imgur.com/7G3FcPX.png
> 
> Up arrow should not lead the user uselessly into the prompt text.

This is a feature: it allows you to scroll through the text shown in
the minibuffer, in case you want to edit it.  Use M-p to go directly
to the previous history.