bug#29812: 27.0.50; electric-quote-replace-double misbehaves in Lisp strings

[Eli Zaretskii]

> From: Philipp Stephani <p.stephani2@gmail.com>
> Date: Sun, 31 Dec 2017 17:03:14 +0000
> Cc: 29812@debbugs.gnu.org
> 
>  I mean some way of inserting “foo” inside a string.  Is that possible
>  somehow?
> 
> Sure, either by inserting the characters in some other way, or by using `` 
> and '' (double apostrophe).

Then maybe we should just give up on electric-quote-replace-double
inside strings, and use double apostrophes instead?