Add German translation in de.po

[WebSnke]

I think it's ready to be merged.

[vain]

I think it's ready to be merged.

Yeah, looks fine to me. 👌

[win0err]

@WebSnke, if you want, you may add yourself as a translator (add <property name="translator-credits" />): https://github.com/win0err/gnome-runcat/blob/master/src/resources/ui/preferences.ui#L83

<property name="artists">Sergei Kolesnikov, Takuto Nakamura</property>
<property name="translator-credits">Sergei Kolesnikov, Your Name</property>

[win0err]

@WebSnke, could you please update the translation for feature/v22 branch in new PR?

There are new lines: https://github.com/win0err/gnome-runcat/blob/feature/v22/po/de.po