Toggled text inside a bold inset is output differently on master than 2.3.x

[Daniel]

On 2022-07-26 16:25, Scott Kostyshak wrote:
> See the attached example. The text "text part 2" is output as bold in 2.3.x, but is not output as bold in master (although it is displayed as bold in the LyX display).
> 
> I can bisect if it would be worth the time.
> 
> Scott

For some reason, I cannot open the attached document (neither 2.3 nor 
2.4): ".../mwe.23.lyx is not a readable LyX document".

Daniel