bug#71376: 14.0.5; find-file-at-point doesn't work in LaTeX-mode

[Ikumi Keita]

Hi Arash,

>>>>> Arash Esbati <arash@gnu.org> writes:
> Stefan Monnier <monnier@iro.umontreal.ca> writes:
>> So unless/until `ffap.el` is changed to pay attention to the modes'
>> hierarchy rather than just the value of `major-mode`, we should use
>> things like `plain-tex-mode`.

> Thanks for the clarification.  Revised patch is attached.

Now it looks good for me. ffap.el doesn't cover doctex and texinfo modes
yet, but it wouldn't count as major issue since there were no complaints
over the years.

Regards,
Ikumi Keita
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