Comment # 2 on bug 1123131 from Fabian Vogt

(In reply to Tom���� Chv��tal from comment #1)
> We are utilizing the gtk3_kde5 wrapper on the LO. If that is not what is
> desired the KDE team needs to figure out what they want to be enabled and
> switch it up accordingly.

That was only supposed to be a workaround for the transition period between
kde4 and "kde5".

If you can provide a test RPM with the proper kde5 plugin built, I'll give it a
try and if it works well enough the default should be switched.