Changing Language offers "Restart..." button that doesn't work

What problem did you encounter

Changed language from "unspecified" to "English" and was offered a "Restart" button that does not work.

What is the actual behaviour?

"Restart..." does nothing

What is the expected behaviour?

"Restart..." works "Restart the session for changes to take effect"

How to reproduce

librem-5-chestnut-region-and-language-restart-fails-2020-01-12

What hardware are you running on?

Librem 5 Chestnut

Relevant OS information

purism@pureos:~$ uname -a
Linux pureos 5.3.0-librem5-h1 #1 SMP PREEMPT Tue Jan 7 10:16:00 CET 2020 aarch64 GNU/Linux
purism@pureos:~$ dpkg -s phosh | grep Version
Version: 0.1.6
purism@pureos:~$ dpkg -s gnome-control-center | grep Version
Version: 1:3.34.0.1+19975+gitf7dfd564f-1pureos0
purism@pureos:~$

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