bug#48409: Text runs away before user can copy it

[martin rudalics]

>> I just wouldn't want to have the echo area messages pop up whenever I
>> accidentally click into an empty minibuffer window.
>
> But that exactly what has been happening in Emacs 27 and before, since
> this feature was added in Emacs 24.  And it _is_ a feature.

It never worked with an auto-resizing minibuffer window where it might
be a feature.  But since I never noticed it before, it's apparently no
great nuisance either.

martin