bug#46878: 27.1; lisp-outline-level returns imprecise level number

[Eli Zaretskii]

> From: Howard Melman <hmelman@gmail.com>
> Date: Tue, 2 Mar 2021 11:35:01 -0500
> 
> lisp-outline-level returns a functional but incorrect level
> number.  Comments beginning with ";;; " should be at level 1
> but it returns 5 because they match ";;; [^ \t\n]" and the
> current code just returns that length.

I believe these problems are fixed on the master branch (or at least
the behavior is very different), please try that.

Thanks.