[LyX/master] Yet another deprecation fix (this is the last one I am aware of)

[Jürgen Spitzmüller]

Am Freitag, dem 12.03.2021 um 14:07 -0500 schrieb Richard Kimberly
Heck:
> I assume these are harmless, yes? If so, then it's fine with me.

Some of them. I'll go with the straightforward ones and wait with the
other ones.

Jürgen 

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